Thomson Memory & Attention
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Doctors

Our Doctors & Therapists


Passionately dedicated to the wellness of our patients and their families.

Dr. Christina J Blodgett Dycus
Dr. Christina Blodgett Dycus, Ph.D.

Founder & Clinical Director

Dr. Christina Blodgett Dycus is the Founder and Clinical Director of Thomson Memory & Attention, founded in honor of her grandmother's struggle with Alzheimer's disease. She earned her Doctorate from the Illinois Institute of Technology and completed her fellowship in Clinical Neuropsychology at Loyola University Medical Center. Her clinical interests are in the correlation of neuropsychological data and neuroimaging results. Dr. Blodgett Dycus was born and raised in the northwest suburbs, where she now resides with her own family.

✓ Founder & Clinical Director
✓ Algonquin & Hoffman Estates Offices


Dr. Amina Homeidan, Psy.D.
Dr. Amanda Ramirez, Ph.D. 

Clinical Neuropsychology Fellow

Dr. Amanda Ramirez earned a Bachelor's degree in psychology from Southern Illinois University and later earned her Master's degree and Ph.D. in Clinical Psychology from Illinois Institute of Technology. Dr. Ramirez has completed neuropsychology focused trainings at a number of Chicagoland locations. She also has additional experience working with veterans within the VA healthcare system. Dr. Ramirez is interested in working with adults with a number of presenting conditions. 

✓ Interested in Adult & Older Adult Patient Populations
✓ Oakbrook Terrace Office

Dr. Amina Homeidan, Psy.D.
Dr. Amanda Schnibben, Psy.D. 

Clinical Psychologist

Dr. Amanda Schnibben completed her Doctorate in Clinical Psychology at Antioch University in Santa Barbara in 2014. She joined Thomson Memory & Attention in August of 2014 after completing her internship in Forensic Psychology at Elgin Mental Health Center where she underwent training in psychopathology and evidence-based interventions. Dr. Schnibben’s previous experience includes rotations at Cognitive Fitness and Innovative Therapies (CFIT) and the California Department of Rehabilitation where she worked closely with individuals who suffered traumatic brain injuries. Her clinical interests include emotion dysregulation, Dementia, and cognitive rehabilitation for a variety of conditions (e.g., neurological disorders, TBIs, ADHD, and Stroke). Dr. Schnibben utilizes cognitive behavioral techniques as well as family systems and psychodynamic approaches in clinical settings when appropriate. Her overall approach to treatment is to bring her patients a balanced blend of compassion, common sense, humor, and clinical expertise that will help the patient make meaningful and measurable progress towards their therapeutic goals. Dr. Schnibben currently resides with her family in the southwest suburbs.

✓ Lead Psychotherapist & Supervisor
✓ Cognitive Rehabilitation & Capacity Evaluations
✓ Algonquin & Hoffman Estates Offices

Dr. Monica Gamez, Psy.D.
Dr. Andrea Chalmers-Grosz, Psy.D. 

Clinical Neuropsychology Fellow

Dr. Andrea Chalmers-Grosz joined Thomson Memory & Attention as a neuropsychology fellow in 2022. Her primary area of interest is with pediatrics in addition to individuals across the lifespan. Prior to doctoral training, Dr. Chalmers-Grosz obtained her Master’s in Applied Behavioral Analysis and Therapy. She is also a Board Certified Behavior Analyst (BCBA). She has specialized in working with individuals diagnosed with Autism Spectrum Disorder (ASD). As a result of her training in behavioral analysis and years of practice, she finds value in utilizing behavioral approaches.

Dr. Chalmers-Grosz’s background is in helping those with disabilities and their families, anxiety, depression, and marital issues. She offers a warm and genuine approach, seeking to help her clients feel comfortable while challenging them to grow.  Dr. Chalmers-Grosz welcomes clients from diverse cultures as her upbringing outside of the USA and education in other countries offers a unique addition to her clinical skills. In her free time, Dr. Chalmers-Grosz enjoys hiking, mountain biking with her husband, playing the violin, cooking, learning new languages, and traveling.

✓ Patients Across the Lifespan (with a Pediatric Focus)
✓ Board-Certified Behavior Analyst
✓ Oakdale Office 
Dr. Christina Vocos, Psy.D.
Dr. Arina Polevoy, Psy.D.

Clinical Neuropsychologist

Dr. Arina Polevoy received her Doctorate from the Illinois School of Professional Psychology with a concentration in Clinical Neuropsychology. She completed her internship at the Illinois Psychological Association Predoctoral Internship Consortium (IPAPIC). During her internship, Dr. Polevoy provided extensive neuropsychological evaluations to children with a variety of presentations including Attention Deficit Hyperactivity Disorder (ADHD), learning disorders, conditions related to low birth weight, and Autism Spectrum Disorder (ASD). Additionally, she has experience with adults suffering from Substance Use Disorders, HIV/AIDS, Epilepsy, Traumatic Brain Injuries (TBI), dementia, and a variety of other psychiatric conditions. She has also conducted numerous disability evaluations in cooperation with the Department of Rehabilitation Services. 

Following her internship completion, Dr. Polevoy completed a dual, post-doctoral, two-year fellowship program at both Thomson Memory & Attention and Northwest Behavioral Health Services. At her fellowships, Dr. Polevoy gained a great deal of training in the assessment and treatment of children, adults, and geriatric patients. Dr. Polevoy has extensive experience assessing and diagnosing older adults with suspected dementia as well as providing comprehensive capacity evaluations. She is interested in the assessment and treatment of individuals over the lifespan while her clinical interests are vast and varied (e.g., ADHD, TBIs, learning and developmental disorders, epilepsy, HIV-related disorders, substance use disorders, socio-emotional evaluations, strokes, cancer, Multiple Sclerosis, sleep apnea, and dementia). Dr. Polevoy is affiliated with various hospitals and rehabilitation facilities. Dr. Polevoy is fluent in English, Russian, and Hebrew. Dr. Polevoy's hobbies include traveling, trying out new restaurants, and spending time with her family and friends. 

✓ Senior Supervisor in Clinical Neuropsychology
✓ Patients Across the Lifespan (Children, Teens, Adults, & Seniors)
✓ Fluent in English, Russian, & Hebrew
✓ Deerfield Office
Dr. Jason Karafa, Psy.D.
Dr. Calsey Fasching, Psy.D.

Clinical Neuropsychologist

Dr. Calsey Fasching joined Thomson Memory & Attention in 2016 for her post-doctoral fellowship after earning her Doctorate from Saint Mary’s University of Minnesota and finishing her internship at the Department of State Hospitals in California. Following the completion of her post-doctoral fellowship, she has remained a part of the clinical team at Thomson Memory & Attention’s Minnesota locations. Dr. Fasching's clinical skills include neuropsychological evaluation across the lifespan and is particularly gifted in assessing geriatric patients. Outside of the office, Dr. Fasching enjoys running and spending time with her family. 

✓ Minnesota Clinical Supervisor 
✓ Patients Across the Lifespan (Children, Teens, Adults, & Seniors)
✓ Oakdale Office
Dr. Jason Karafa, Psy.D.
Dr. Carissa Harvey, Psy.D.

Clinical Neuropsychologist

 Dr. Carissa Harvey obtained her Bachelor’s degree in Applied Psychology at the University of Illinois at Chicago (UIC) and her Master’s and Doctoral degrees in Clinical Psychology at the Illinois School of Professional Psychology. She completed her pre-doctoral internship and post-doctoral fellowship in Dallas, Texas. Dr. Harvey’s doctoral clinical research project examined cognitive processes and coping strategies associated with psychological growth in adults who had been exposed to trauma and related adversities during childhood. Dr. Harvey has worked in a broad range of clinical settings including inpatient behavioral health hospitals, therapeutic day schools, and multiple private practices. She has advanced training in neuropsychological evaluations and has comprehensive clinical experience providing psychological services to individuals across the lifespan including multimodal therapy. Dr. Harvey is passionate about providing evidence-based methods to guide treatment and case conceptualization. She is one of 11 children and loves spending time with her family, husband, and friends. Dr. Harvey is an avid music lover and enjoys physically challenging activities including bike riding and hiking in the mountains.  

✓ Clinical Research Examining Cognitive Processing & Coping Strategies in Adults with a History of Trauma
✓ Clinical Experience Providing Services to Individuals Across the Lifespan
✓ Algonquin Office

Dr. Mandy Schnibben, Psy.D.
Dr. Christie N. Pellow, Psy.D.

Clinical Neuropsychology Fellow

Dr. Christie Pellow received her Doctorate in Clinical Psychology from The Chicago School of Professional Psychology. Prior to this pursuit, Dr. Pellow earned a Master of Science in Applied Quantitative Research from The University of West Florida. She completed her doctoral internship at El Paso VA Medical Center in West Texas specializing in comprehensive neuropsychological evaluations to assess Attention-Deficit/Hyperactivity Disorder, Posttraumatic Stress Disorder, traumatic brain injuries, and various forms of dementia processes. Dr. Pellow also acquired skills to provide evidence-based psychotherapies, including Prolonged Exposure, Cognitive Processing Therapy, and Acceptance and Commitment Therapy. Dr. Pellow has experience assessing patients across the lifespan and is passionate about lifespan development. In her free time, Dr. Pellow enjoys exercising, cooking, and spending time with friends and family.

✓ Clinical Interests in ADHD, PTSD, TBI, & Dementia 
✓ Lincoln Park Office
Dr. Mandy Schnibben, Psy.D.
Dr. Christopher Howard, Psy.D.

Clinical Neuropsychology Fellow

Dr. Christopher Howard completed his doctorate in Clinical Psychology at Adler University - Chicago in 2020. Christopher joined Thomson Memory & Attention in July of 2022. Dr. Howard’s previous experience includes rotations at the Emory Department of Rehabilitation Medicine, where he worked closely with individuals suffering from traumatic brain injuries, an assortment of cognitive impairments stemming from various diseases, cardiovascular ailments, and surgeries. During his time there, Dr. Howard was integral to the development of the Emory Healthcare Veterans Cognitive Remediation Program where he provided cognitive remediation to service members with traumatic brain injuries. Dr. Howard has been published in the journals Archives of Clinical Neuropsychology and The Clinical Neuropsychologist. Dr. Howard completed an internship at Wasatch Mental Health, which afforded him an opportunity to provide neuropsychological assessment to individuals who were grappling with substance abuse, neurological disorders, ADHD, and strokes. His clinical interests include cognitive aging, health disparity, and community outreach. Dr. Howard was instrumental in developing a community outreach program, Advocates for Community Wellness, which has spearheaded luncheons and mental health awareness raising events throughout the city of Chicago, particularly with respect to Alzheimer's dementia within underserved communities. 

✓ Internship: Wasatch Mental Health
✓ Clinical Interests in Cognitive Aging, Health Disparity, & Community Outreach
✓ Hoffman Estates & Park Ridge Offices
Dr. Crys Rivers, Ph.D., J.D.

Clinical Neuropsychologist

Dr. Crys Rivers joined Thomson Memory & Attention in 2023 as a Clinical Neuropsychologist. Dr. Rivers provides evaluations to patients with known or suspected neurodevelopmental disorders, neurodegenerative disease, chronic pain, chronic medical conditions, and various psychiatric disorders. She is licensed in both Minnesota and Iowa. 

Dr. Rivers earned her Ph.D. from Arizona State University’s Clinical Psychology program in Tempe, AZ. She also holds a law degree from University of North Carolina at Chapel HillDr. Rivers’ clinical training includes a residency in neuropsychology at Mayo Clinic in Phoenix, AZ and an internship with major rotations in neuropsychology, geropsychology, and pain psychology at the VA Central Iowa Health Care System in Des Moines, Iowa. She received two years of specialized training in psycho-vocational assessment of individuals with low vision, traumatic brain injury, or serious mental illness through the Arizona Rehabilitation Services Administration. Dr. Rivers’ postdoctoral experience includes psychological evaluations for Veterans in residential treatment at VA Central Iowa Health Care Systems. She received additional supervised postdoctoral training in neurodevelopmental assessment during her first year at Central Iowa Psychological Services (CIPS).

Prior to joining Thomson, Dr. Rivers served as Clinical Director and Neuropsychologist at CIPS where she was responsible for practice-wide leadership and management of clinical service delivery. Prior to her clinical training and career, Dr. Rivers served in leadership and management roles across industries that included software, publishing, and healthcare. 

Dr. Rivers’ research interests and publications cover a range of lifespan mental health areas, such as resilience-based interventions for PTSD, the effects of chronic pain on affect/ mood, the effects of early trauma on daily event reactivity, and a systems-based definition of resilience.

Click here to check out some of Dr. Rivers' published work!

✓ Clinical Interests in Neurodevelopmental Disorders, Neurodegenerative Diseases, Chronic Pain & Medical Conditions & Psychiatric Disorders
✓ Clinical Training Across Specialties in Neuropsychology, Geropsychology, Pain Psychology & Psycho-Vocational Assessment
✓ Oakdale Office
Dr. Mandy Schnibben, Psy.D.
Dr. Cynthia Kane, Ph.D.

Clinical Neuropsychologist

Dr. Cynthia Kane earned her Ph.D. and completed her practicum, internship, and post-doctoral training at The University of Chicago Medical Center in the pediatric neuropsychology program. She remained at the University of Chicago in a joint appointment between Pediatric Neuropsychology and the Section of Developmental and Behavioral Pediatrics. Dr. Kane maintained a pediatric head injury clinic at Advocate Lutheran General Children’s Hospital. She also spent 6 years at North Shore Pediatric Therapy before joining the Thomson Team. 

Her clinical interests include traumatic brain injury (TBI), Attention Deficit Hyperactivity Disorder, Autism Spectrum Disorder, Learning Disorders, and the neuropsychological sequelae of seizure disorders, genetic disorders, and brain tumors. Dr. Kane's interests outside of the office include spending time with her husband and 4 kids and watching the White Sox and her Hawkeyes.

✓ Internship & Post-Doctoral Training: The University of Chicago Medical Center
✓ Pediatric Patients
✓ Barrington Office
Dr. Monica Gamez, Psy.D.
Dr. David M. Charles, Ph.D.

Clinical Neuropsychologist 

Dr. David Charles joined Thomson Memory & Attention in 2024 as a Clinical Neuropsychologist. He provides lifespan neuropsychological and psychological assessments to patients with known or suspected neurodevelopmental disorders, neurodegenerative disease, chronic pain, chronic medical conditions, and various psychiatric disorders.

Dr. Charles completed his Doctorate in Clinical Psychology from Rosalind Franklin University of Medicine and Science (RFUMS) and has a comprehensive and distinguished background in both clinical psychology and neuropsychology. His training spans from early academic achievements to extensive post-doctoral training. Dr. Charles completed his internship at St. Vincent Hospital in Indianapolis, Indiana. His postdoctoral training at Thomson Memory & Attention as well as Graven & Associates in Louisville, Kentucky. He completed a Master of Sciences in Clinical Psychology from RFUMS, and a Bachelor of Arts in Psychology from Morehead State University, where he graduated Magna cum Laude with university and departmental honors. With a deep-rooted commitment to a scientist-practitioner model, he has honed expertise through rigorous training in lifespan neuropsychology,  pediatric neuropsychology, and clinical research.

Prior to joining Thomson, Dr. Charles served as Clinical Director and Neuropsychologist at Meridian Behavioral Health, where he was responsible for practice-wide co-leadership and management of assessment services. Dr. Charles also works as a professional music producer and believes in providing compassionate and thorough care. 

✓ Internship: St. Vincent Hospital
✓ Clinical Interests Across the Lifespan
✓ Park Ridge Office
Dr. Monica Gamez, Psy.D.
Dr. Ennis F. Vaile, Ph.D.

Clinical Neuropsychology Fellow 

Dr. Ennis Vaile received his Doctorate in Clinical Psychology from the University of Montana in 2023 after completing his APA-accredited internship at the VA Health Care System in Salt Lake City, UT. During his internship, Dr. Vaile completed rotations in neuropsychological assessment, rehabilitation psychology, outpatient substance use recovery, trauma-focused therapy for college veterans, and Dialectical Behavior Therapy (DBT). His research interests are centered around promoting resilience in American Indian older adults who face health disparities related to cardiovascular disease, diabetes, arthritis, and asthma. Dr. Vaile is currently completing his post-doctoral training at Thomson Memory & Attention with clinical interests including stroke, traumatic brain injury, and dementia. Within his clinical work, he has worked with individuals across the lifespan, including school-age children and elderly adults. Dr. Vaile is an enrolled member of the Blackfeet Tribe (Amskapi Piikuni) in Montana and looks forward to bringing his neuropsychological training back to Indian Country and Indian Health Service (IHS). He takes a strength-based perspective that strives for respect, equity, and the provision of culturally informed care. Outside of his professional work, his hobbies include playing guitar, reading, cooking, hiking, camping, exploring other cultures, and enjoying time with his family.

✓ Internship: VA Health Care System in Salt Lake City
✓ Clinical Interests in Stroke, Traumatic Brain Injuries, and Dementia
✓ Hoffman Estates & Saint Charles Offices
Dr. Monica Gamez, Psy.D.
Heather Paterson, MA, NCC, LPC

Counselor

Heather Paterson joined Thomson Memory & Attention in 2022 and is assisting our teen, adult, and older adult populations. Heather believes therapy is an invaluable collaborative effort and views her role as one that empowers clients to explore the challenging issues they may be facing while providing deeper insight, self-awareness, and ultimately greater self-reliance. She integrates complementary techniques including, but not limited to, mindfulness, cognitive behavioral therapy, person-centered, solutions-focused, and strengths-based approaches to create a personalized and holistic plan tailored to meeting each client where they are at. 

Heather works with teens, adults, and older adults with anxiety and anxiety related disorders, depression, ADHD, and stress management issues. Taking the first step towards personal growth can be difficult, and Heather approaches all her clients with empathy, understanding, and encouragement. 

✓ Therapy for Teens, Adults, & Older Adults
✓ Integrates Mindfulness, CBT, Person-Centered, Solutions-Focused, & Strengths-Based Approaches
✓ Lincoln Park Office & Telehealth

Dr. Monica Gamez, Psy.D.
Dr. Holly Hagen, Psy.D.

Clinical Neuropsychologist

Dr. Holly Hagen received her Doctorate in Psychology from the Adler School of Professional Psychology with a concentration in Neuropsychology. She completed her internship at Mount Sinai Medical Center in New York specializing in TBIs, stroke, and anoxic injury. Her formal two-year fellowship in Clinical Neuropsychology was completed with Thomson Memory & Attention, and Dr. Hagen has remained a part of the team ever since. She has extensive experience in assessing patients of all ages with a particular focus in pediatrics. During her free time, Dr. Hagen enjoys running, cooking, and spending time with her family.

✓ Senior Clinical Supervisor 
✓ St. Charles Office

Dr. Nickolas Armstrong, Psy.D.
Dr. Jamie Mersola, Psy.D.

Clinical Neuropsychology Fellow

Dr. Jamie Mersola joined Thomson Memory & Attention in September of 2023 after completing his doctorate in Clinical Psychology at Alliant International University/CSPP – Los Angeles. He completed his APA-accredited internship at Nystrom and Associates in Minnesota, with an emphasis on neurodevelopmental and psychological assessment with children and adolescents. Dr. Mersola’s previous experience includes rotations at Children’s Hospital Los Angeles (CHLA), where he conducted neurodevelopmental evaluations for infants and children diagnosed with sickle and non-sickle cell anemias, congenital adrenal hyperplasia (CAH), congenital heart disease, pediatric-onset multiple sclerosis, and preterm birth. Additionally, Dr. Mersola spent 2 years in private practice assessing children and adults for autism spectrum disorder, ADHD, specific learning disabilities, motoric and sensory deficits, language disorders, and mood and personality concerns. 

Dr. Mersola is passionate about neuropsychological assessment during infancy and early childhood, with a specific focus on neurodevelopmental issues and acquired and congenital illnesses. Outside work, he enjoys spending time with his wife and children, working out, watching movies, and doing various projects around the house. Growing up in Los Angeles, Dr. Mersola also enjoys watersports and outdoor activities.


✓  Clinical Interests in Neurodevelopmental Issues & Acquired and Congenital Illnesses
✓ Pediatric Patients
✓ Oakdale Office
Dr. Nickolas Armstrong, Psy.D.
Dr. Jason Karafa, Psy.D.

Clinical Neuropsychology Fellow

Dr. Jason Karafa was born and raised in western Michigan before moving to Chicago to pursue his studies in Psychology and, more specifically, Neuropsychology. He joined Thomson Memory & Attention in 2012 as a student extern and has remained on staff ever since. Dr. Karafa returned to west Michigan to complete his internship in Pediatric Neuropsychology at BRAINS Potential in Grand Rapids, MI before his fellowship at Thomson Memory & Attention. Dr. Karafa’s primary area of interest is clinical neuropsychology with pediatrics, yet he has experience and interest in working with individuals across the lifespan. His clinical interests include Autism Spectrum Disorder (ASD), Non-Verbal Learning Disorder (NVLD), Attention Deficit Hyperactivity Disorder (ADHD), learning disorders, developmental delay, neurodegenerative/genetic disorders, and Dementia. In his spare time, Dr. Karafa enjoys running along the lakeshore with his dogs, landscaping, interior design, and attending street festivals.

✓  Clinical interests in Neurodevelopmental & Neurocognitive Disorders
✓ Patients Across the Lifespan (with a Pediatric Focus)
✓ Barrington Office
Dr. Rebecca Yesian, Psy.D.
Dr. Melissa I. Costero, Psy.D.

Clinical Neuropsychology Fellow

Dr. Melissa Costero completed her Doctorate in Clinical Psychology with a concentration in Neuropsychology at Albizu University in Miami, Florida in 2022. She has experience working in a broad range of settings, from private practices to hospitals to community mental health clinics, where she provided Dementia and Neurocognitive Disorder evaluations, trauma focused CBT treatment therapy, and administered psychoeducational, forensic, and neuropsychological evaluations.  

Dr. Costero served as a Student Investigator and Practicum Student at the University of Miami  Jackson Behavioral Health Center for Cognitive Neuroscience and Aging where she administered neuropsychological assessments amongst geriatric populations and administered experimental neuropsychological batteries for the investigation of detecting early dementia for various longitudinal studies. Additionally, she has been involved in research, with the Design Neuroscience Center looking at the effect of Chronic Traumatic Encephalopathy (CTE) and Traumatic Brain Injuries (TBI) in Athletes. Her clinical interests include diagnosing and treating neurocognitive disorders and conducting neuropsychological assessments across the lifespan. 

Dr. Costero was raised in Miami, Florida. She enjoys exercising and a variety of athletic activities. Dr. Costero played 2nd base at Warner University where she studied psychology at the undergraduate level. Outside of the office, she enjoys dancing and karaoke, playing slow-pitch softball, and spending time with her dachshund, Astro.  

✓ Clinical Interests in Diagnosing and Treating Neurocognitive Disorders and Conducting Neuropsychological Assessments
✓ Barrington Office
Stephanie Lafontaine, MA, LPC
Dr. Nickolas Armstrong, Psy.D.

 Clinical Neuropsychologist

 Dr. Nickolas Armstrong received his Doctorate in Psychology from The Chicago School of Professional Psychology with a dual focus in Neuropsychology and Health Psychology. He completed his internship at Vanderbilt University Medical Center specializing in the evaluation of Dementia, Epilepsy, and Attention Deficit Hyperactivity Disorder (ADHD). During this time, Dr. Armstrong also gained experience with psychological evaluations for surgical weight loss, clinical hypnosis, and evidence-based psychotherapy. With experience in assessing patients of all ages, Dr. Armstrong has a particular emphasis on adult and geriatric patients. During his free time, Dr. Armstrong enjoys gardening, exercise, and spending time with friends and family.

✓ Patients Across the Lifespan (with a Focus on Adult & Geriatric patients)
✓ Lincoln Park Office
Stephanie Lafontaine, MA, LPC
Dr. Nicollette Mebust, Psy.D.

 Licensed Professional Counselor

 Dr. Nicollette Mebust received her Doctorate in Clinical Psychology from The Chicago School of Professional Psychology in 2023 and completed her doctoral internship at the Kane County Diagnostic Center. She also received her Master’s in Counseling with a specialization in Forensic Psychology in 2016 from Adler University.

Dr. Mebust strives to help her patients feel safe and comfortable with being vulnerable within the therapeutic relationship. She uses humor and helps normalize the difficulties that many experience to help foster growth. 

Dr. Mebust works with individuals with autism, ADHD, depression, anxiety, self-esteem, and behavioral issues. She enjoys working with patients from all ages, including children, teens, and adults. She also has experience working with those within the criminal justice system and is passionate about forensic psychology. Dr. Mebust takes an integrative approach to her patients, as no two are alike. Her holistic approach to her patients involves CBT, DBT, person-centered, and solution-focused techniques. 

✓ Telehealth Therapy
✓ Weekend Availability
Dr. Nickolas Armstrong, Psy.D.
Dr. Sharlet Anderson, Ph.D.

Clinical Neuropsychologist

Dr. Sharlet Anderson (she/her/hers) received her doctorate in Clinical Psychology with a concentration in Neuropsychology from Georgia State University. She completed her residency and 2-year Neuropsychology post-doctoral fellowship at the University of Miami Miller School of Medicine in the Department of Neurology. In 2015, she joined the faculty at Rush University Medical Center as an Assistant Professor in the Department of Neurological Sciences in the Division of Movement Disorders. She was the Director of the Program of Cognitive and Behavioral Health in Movement Disorders and the Chair of the Diversity, Equity, and Inclusion (DEI) Committee for the Department of Neurological Sciences at Rush.

Dr. Anderson joined Thomson Memory and Attention in 2023. Her practice focuses on neuropsychological evaluations for adults. She has extensive experience working with patients who have neurological disorders, particularly those with movement disorders such as Parkinson’s disease, Huntington’s disease, and Lewy Body Dementia. She conducts pre- and post-surgical evaluations for those considering deep brain stimulation (DBS) and focused ultrasound (FUS) surgeries. Her clinical interests also include neuropsychological evaluations for people who are facing cognitive changes related to other neurological or medical conditions such as stroke, traumatic brain injury, epilepsy, autoimmune disorders, brain tumors, and genetic disorders. Dr. Anderson has a passion for health equity and multiculturalism, which she uses to conduct culturally-informed neuropsychological evaluations and to formulate individually tailored recommendations. In her free time, Dr. Anderson enjoys music, reading, cooking, exercising, and exploring Chicago with her family.

✓ Clinical Interests in Neurological Disorders, Stroke & TBIs, Epilepsy & More
✓ Focuses on Neuropsychological Evaluations for Adult
✓ Lincoln Park Office
Dr. Rebecca Yesian, Psy.D.
Dr. Taylor Greco, Psy.D. 

Clinical Neuropsychology Fellow

Dr. Taylor Greco earned her Doctorate in Clinical Psychology from The Chicago School of Professional Psychology. Prior to starting her post-doctoral fellowship at Thomson Memory & Attention in 2021, Dr. Greco completed her pre-doctoral internship from The Bowen Center where she focused on ADHD evaluations and trauma-focused therapy. Dr. Greco has experience assessing and treating clients across the lifespan with a strong interest in working with children and adolescents. Dr. Greco grew up in the western suburbs and enjoys spending time with family, friends, and her golden retriever Rex.

✓ Internship: The Bowen Center
✓ Patients across the Lifespan (with a Focus on Pediatrics & Adolescents) 
✓ Oakbrook Terrace Office
Dr. Rebecca Yesian, Psy.D.
Thomas R. Sak, Psy.D.

Clinical Neuropsychologist

Dr. Thomas Sak will be joining us soon!
Dr. Rebecca Yesian, Psy.D.
Trish Lingo, MSW, LCSW 

Social Worker

Trish Lingo is a talented clinical therapist with proven expertise in supporting clients through wide-ranging issues and situations with therapeutic modalities and evidence-based practices. Her treatment approach is holistic and eclectic drawing from psychodynamic, cognitive-behavioral, client-centered, mindfulness-based theories, and strength-based theories to better understand problems and bring about growth and change. Trish is devoted to helping each individual work through anxiety, depression, life-transitions, and other problems.  

Trish understands it can be difficult to seek out help. As an empathetic therapist, her goal is to provide clients with a supportive and non-judgmental place to feel safe expressing feelings, overcoming barriers, and begin healing. Building those relationships between therapist and patient takes time and patience, but it all begins with the first step.
Trish looks forward to meeting and building many new relationships with new clients.


✓ Integrates Various Therapeutic Modalities
✓ Helps Patients Work Through a Variety of Issues and Situations
✓ Algonquin Office & Telehealth

Special Honors


Stephanie Lafontaine, MA, LPC
Dr. Kelly Fields, Ph.D.
Dr. Kelly Fields earned her Bachelor of Science in Psychology with the U.S. Army where she served for over eight years. Dr. Fields had assessed in various settings prior to completing her Doctoral degree and had presented her neuropsychological research at national conferences (e.g., Department of Defense, Department of the Army, University of South Alabama, University of Missouri, St. Mary’s Home, and James T. Strickland Youth Center). Dr. Fields earned her Ph.D. in Clinical and Counseling Psychology from the University of South Alabama. She joined Thomson Memory & Attention after completing her internship with the Missouri Health Sciences Psychology Consortium where she focused on lifespan (children, adolescents, young adults, and veterans) neuropsychology. 

Dr. Fields’ clinical interests included, but were not limited to, Attention Deficit Hyperactivity Disorder (ADHD), learning disorders, Autism Spectrum Disorder (ASD), Dementia, cerebrovascular accidents, and differentiating between psychiatric/medical disorders and acquired and/or organic brain dysfunction. Dr. Fields strongly adhered to the “Golden Rule” and would treat patients as the wonderful individuals they were. When she was not busy with neuropsychological assessments, Dr. Fields could be found with family and friends enthusiastically eating, adventuring in the great outdoors, reading, pursuing art (e.g., attending the symphony, seeing rock and jazz concerts, creating sculptures, and painting), and actively participating in life. Dr. Fields’ greatest accomplishments were her four lively children, one dog, three felines, and one tortoise.
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