Developmental Disabilities Expert Witnesses

The SEAK Expert Witness Directory contains a comprehensive list of developmental disabilities expert witnesses who testify, consult and provide litigation support on developmental disabilities and related issues. Developmental disabilities expert witnesses and consultants on this page may form expert opinions, draft expert witness reports, and provide expert witness testimony at deposition and trial. The issues and subjects these developmental disabilities expert witnesses testify regarding may include: Autism, Developmental Disabilities, ADHD, Group Homes, Foster Care, Trauma, Adoption, Child Abuse, Developmental Behavioral Pediatrics, Intellectual Disabilities, Intellectual Disability, Learning Disabilities, Residential Treatment, Aba, and Abuse.

Use the search box above to further refine your search for developmental disabilities expert witnesses by keyword and state. Attorneys contact the experts directly – with no middleman.

Sheryll M. Casuga, Psy.D.

San Francisco, California
Psychology, Forensic Psychology - Autism, Autism Spectrum Disorder (ASD), Developmental Disabilities, Intellectual Disability, Intelligence Testing, Adaptive Functioning, Competency to Stand Trial, Diagnostics, Psychological Assessments, Child/ Adult Testing
Dr. Sheryll Casuga is a California-Licensed Clinical Psychologist who serves an an autism and developmental disability expert. She has been in the field of autism since 2008. Dr. Casuga specializes in the evaluation of individuals with Autism Spectrum Disorder (ASD), intellectual disability, and other neuro-developmental disorders. Dr. Casuga is currently working at the Regional Center of the East Bay (RCEB) in California for the past 10 years. She previously worked at UCSF Benioff Children's Hospital in Oakland, California and the Center for Autism and Related Disorders (CARD). Dr. Casuga received her Doctor of Psychology (Psy.D.) degree from John F. Kennedy University in Pleasant Hill, California in 2011. Dr. Casuga has performed over 1000 diagnostic evaluations on autism and intellectual disability, and has reviewed over 3000 developmental disability cases. Dr. Casuga has been serving as the forensic psychology specialist for RCEB's Forensic Review Team since 2015 and has pe...

DeAndrea Williams

Aurora, Colorado
Disability Evaluation, Vocational Rehabilitation - vocational evaluation, employment, FMLA, Medical Review, life care planning, Leave of Absence, Employability Analysis, life care planner, developmental disabilities, Short Term Disability, ADA Accommodations, Labor, Psychometric, rehabilitation, Long Term Disability, Rehabilitation Counseling, FMLA
DeAndrea T. Williams is an esteemed expert in vocational evaluation, rehabilitation counseling, and life care planning, holding certifications as a Certified Rehabilitation Counselor (CRC), Certified Life Care Planner (CLCP), International Psychometric Evaluator (IPEC), and Certified Vocational Evaluator (CVE). She is the President and CEO of Land of Goods Vocational Consulting, where she excels in conducting comprehensive vocational evaluations, labor market analysis, and transferable skills analysis, alongside overseeing medical and psychological reviews and job skills training. She has office locations in Florida and Colorado but practices Nationwide. With a Master of Science in Rehabilitation Counseling from the University of Kentucky and a Bachelor of Science in Rehabilitation Services from Florida State University, DeAndrea has a strong educational foundation complemented by advanced training from Sarlas’s Forensics Services and SEAK’s expert witness practice programs. Her pr...


Lake Worth, Florida
Developmental Disabilities, Behavioral and Social Sciences - Board-certified behavior analyst-doctorate (BCBA-D), autism, trauma, ADHD, neurodivergent, inclusion, public school admin and policy, ABA, IDEIA, independent education evaluation (IEE), functional behavior assessment (FBA), behavior intervention plan (BIP), individual education program (IEP), LRE
Dr. Kosmerl is a board-certified behavior analyst- doctorate (BCBA-D), board-certified advocate in special education (BCASE), international behavior analyst (IBA), certified autism specialist (CAS), certified trauma and resilience practitioner (CTRP), attention deficit hyperactivity disorder- certified educator (ADHD-CE), PA licensed behavior specialist (LBS), VA and TX licensed behavior analyst (LBA). Dr. Kosmerl has over 21 years of experience in applied behavior analysis (ABA), autism, dysregulated/maladaptive behaviors, and education. In the public school domain, she has held numerous positions, including as a special education administrator and teacher, behavior analyst, consultant, and elementary classroom teacher. She has specific training and years of experience in writing, analyzing, implementing, training, and overseeing the implementation of public school policies and legal documents (IEPs, 504s, FBAs, and BIPs). Dr. Kosmerl also has trained educators and administrator...

Terry H. Mattingly Terry Mattingly LLC

Maitland, Florida
Forensic Psychology, Psychology - Developmental Disabilities, ADHD, Autism Spectrum Disorder, Learning Disabilities, Education and Schools, Giftedness, Child Behavioral Issues, Parenting, High-Conflict Co-Parenting, Child Custody Issues, Parental Alienation, Resist-Refuse Dynamics
I have over twenty years experience as a licensed school psychologist in private practice specialzing in learning disabilities, ADHD, Autism Spectrum Disorder, child behavioral issues, Giftedness, and parenting. I have more than 16 years working in the family law arena doing parenting coordination and co-parenting counseling with high-conflict co-parents, serving as a Guardian ad Litem (GAL) in family law cases, and serving as a Child Custody Evaluator in cases involving substance abuse issues, physical/sexual/psychological abuse, and resist/refuse dynamics (parental alienation). I teach an 8 week Effective Parenting class that I created based on positive, empathetic parenting with a focus on mutual respect, setting boundaries, and building relationships with children. I created a 3 day training program that meets the FLA Statutory requirements to train new Parenting Coordinators and I have been teaching this class since 2015. I also created a 2 day training program to train new Fa...

Jenise Ervin, RN, MSN, LNC Hopkins Nursing Consultants, LLC

Oak Lawn, Illinois
Legal Nurse Consulting, Developmental Disabilities - Nurse Expert Witness for Pediatrics, Group Homes, Home Health, Hospice and Developmental Disability. Work primarily on cases of Personal Injury, Medical Malpractice, Wrongful Death, Workman's Comp, Product Liability, Premise Liability, DME, IME Work both Plaintiff and Defense
I have practiced as an RN for 34 years. I have a broad range of nursing experience, including working in the hospital setting, home health, hospice, hemodialysis, peritoneal dialysis, Public Health Nursing, School Nursing, Planned and Coordinated Community Health Fairs & Flu clinics, Immunization Clinics, Nurse Case Manager and Director of Public Health and a Home Health Administrator. I have been a surveyor for State Agency Providers who provide Group Home Living Services and Personal Attendant Care. I have been a Testifying Expert on the standard of care in group homes. I can also work as a testifying expert for Home Health Care Services and the Standards of Care for Nursing and Pediatric Case Management or School Nursing Services.

J. Harold Berberick, EdD Behavioral Health Strategies, Inc.

Foxboro, Massachusetts
Behavioral and Social Sciences - Developmental Disabilities, Mental Retardation, Behavioral Health, Outpatient Mental Health, Inpatient Mental Health, Group Homes, Residential Treatment, Mental Health Standards of Care, Health Maintence Organizations, Mental Health Malpractice, Mental Health Wrongful Death, Managed Care
Dr. Berberick is Board Certified in Health Care Management. He has over 35 years of experience as a Sr. Manager in the fields of Mental Health, Community Mental Health, Managed Care and Mental Retardation. He has managed large systems of care and his expertise is especially in inpatient and outpatient treatment and all forms of mental health treatment in community settings.

Lisa Prock, MD, MPH Boston Children's Hospital

Wellesley, Massachusetts
Developmental Disabilities, Adoption - Adoption, Foster Care, Developmental Behavioral Pediatrics, Autism, ADHD, Prenatal Toxin/Substance Exposure, Trauma, Fetal Alcohol Spectrum Disorder, Learning Disabilities
Lisa Albers Prock, MD, MPH is a Board Certified Developmental Behavioral Pediatrician and Director of the Developmental Medicine Center at Boston Children's Hospital/Harvard Medical School as well as research experience. She has received awards for teaching and has extensive history of local and national teaching and leadership roles. Positions include: Assistant Professor, Harvard Medical School; Director, Adoption Program, and Associate Medical Director, Developmental Medicine Center, Boston Children's Hospital; former Chairperson, Section on Adoption and Foster Care and current Executive Council Member, American Academy of Pediatrics (AAP); co-author, Adoption Manual of the American Academy of Pediatrics; Clinical Director, Translational Neuroscience Center, Boston Children's Hospital. Her clinical practice includes extensive documentation review and frequent provision of 2nd/3rd/4th opinion. She has a history of providing consultation for both plaintiff and defense cases.

Andrea L. Dobrin Gap Analysis LLC

Cleveland , Ohio
Developmental Disabilities, Behavioral and Social Sciences - Non-profit, Government health and human services, Intellectual disabilities, Human services, Behavioral Health services, Foster Care, Medicaid services, Client Rights, Severe Mental Illness services, Residential Treatment, Intermediate Care Facilities, Group Homes
My forty-year career has largely been devoted to non-profit health and human services organizations. Starting as a direct service worker, I advanced to Director, Chief Officer (both Administrative Services and Operations) and Vice President in five separate organizations. What sets me apart is my ability to interpret the extensive rules and regulations that govern the social service and behavioral health industries and apply them to "real life" experiences. More importantly I am able to clearly explain both complex and nuanced information to jurors. I am an experienced Expert. Over the last five years I have been selected by attorneys multiple times to support cases involving injuries, death, abuse and neglect. I am qualified with both depositions and trial testimony and have worked on cases across the USA. My background, experience and relatability make me highly qualified to serve as an expert witness in cases involving behavioral health, developmental disabilities and other r...

Rachel Torrance Behavioral and Educational Expert Services, LLC

Developmental Disabilities, Behavioral and Social Sciences - Applied Behavior Analysis (ABA), School Law, DD Agency services, Behavior Analysis, Assessment and Intervention, Nonverbal, Severe Problem Behavior, Positive Behavior Supports, Supervising Providers, Autism, Intellectual Disabilities, ADHD, Multiple Disabilities, Complex Medical Needs, Training
Rachel Torrance, M.Ed., BCBA, COBA, has worked in the developmental disabilities (DD) field since 1998. Current license/certification includes Board Certified Behavior Analyst (BCBA), Certified Ohio Behavior Analyst (COBA), and licensure in the state of Ohio as an Intervention Specialist (Special Education Teacher) with mild/moderate and moderate/intensive endorsements. Rachel regularly trains parents and professionals in districts and agencies. She has presented at the national, state, and international levels and written publications for various organizations. Rachel has served clients not only throughout the U.S. but also worldwide. In 2013, working as a behavioral specialist for a local DD agency, Rachel was part of a team that started developing sensory-friendly performances with local theater groups in Cleveland, Ohio. At the time, this was an innovative idea and was the first in their area. Rachel has been a member of the Board of Directors of Milestones Autism Resources s...

Adiaha Spinks-Franklin, MD, MPH, FAAP DBP Doc, PLLC Developmental-Behavioral Pediatric Education, Consultation, and Training

Oklahoma City, Oklahoma
Pediatrics, Developmental Disabilities - Developmental-Behavioral Pediatrics, domestic adoption, special education school services, premature infants, adoption, foster care, child trauma, racism, bullying, autism, intellectual disability, genetic disorders, learning problems, Fetal Alcohol Spectrum Disorders, intercountry adoption
I am a board-certified Developmental-Behavioral Pediatrician with 20 years of experience and expertise in developmental disabilites, behavioral conditions, child trauma, racism, adoption and foster care.

Cheryl D. Tierney, MD, MPH Penn State Children's Hospital

Hershey, Pennsylvania
Developmental Disabilities - autism, cognitive disabilities, learning disorders, trauma, ADHD, speech disorders, sleep disorders of childhood
Cheryl is a distinguished, board-certified developmental pediatrician with an extensive career spanning over 20 years, specializing in developmental and behavioral issues affecting children and adolescents. Currently holding the esteemed position of Professor of Pediatrics at Penn State Children's Hospital (PSCH) within the Division of Developmental Medicine, Cheryl's educational background is rooted in excellence, having graduated from Tufts University School of Medicine and obtained her MPH in Child and Maternal Health and Advocacy from Harvard School of Public Health. Cheryl's professional journey includes a Fellowship in Behavior and Developmental Pediatrics and General Academic Pediatrics Combined Fellowship at Children's Hospital Boston. Cheryl possesses a multifaceted clinical expertise, encompassing not only developmental and behavioral pediatrics but also the intricate domains of ADHD, autism, sleep disorders and childhood apraxia of speech. Beyond her clinical role, Chery...

Kate Wise, DNP

Mt Pleasant, South Carolina
Nurse Practitioner, Nurse - pediatrics, family medicine, inpatient, outpatient, critical care, urology, nephrology, child abuse, developmental disabilities, surgery, general practice, medical management, genetics, nutrition, obesity, pain management, radiology, physician assistant, spine surgery, pediatric urology, wounds
I am a board certified Family medicine nurse practitioner with over 16 years of experience in the nursing field. My background encompasses critical care, inpatient and outpatient nursing, family medicine, and extensive pediatric specialty experience. I have been requested as a guest speaker for both doctoral level students and various specialty conferences over the years. I am proficient in medical chart reviewing, and my work as both an RN and as a medical provider gives me a unique perspective to bring as an expert witness. My exceptional oral and written skills as well as outstanding time management serve as a significant benefit to the attorney and case at hand. I am enthusiastic to save the attorney both time and money while providing excellent expert witness services.

Bonnie Hayes Access 382

Double Oak, Texas
Aviation & Aerospace, Developmental Disabilities - Air Carrier Access Act, Airline policy and procedures, Special service requests (SSR); wheelchairs, seating, Covid-19 exceptions. etc., Service and Support Animals, Complaint Resolution Official (CRO) Program, Safety Assistants, Accessible services in airports and onboard, Mobility device handling
After a near forty-year career with American Airlines, Bonnie Hayes has invaluable insight into and experience with the air travel industry. Her thorough knowledge of the Air Carrier Access Act, combined with an extensive background in airline policy and procedure, positioned her as an Expert Witness for American Airlines’ from 2018-2021. Bonnie is an Aviation Accessibility Consultant and founder/owner of Access 382. She specializes in the ACAA (CFR Title 14, Chapter II, Subchapter D, Part 382) including: airline requirements for special service requests (SSRs); physical, developmental and cognitive disabilities; Service and Emotional Support Animals; seating accommodations; accessible services in airports; Airport Agent policy and procedures; wheelchair and aisle chair services; boarding, deplaning and connecting assistance; pet relief areas; accessible services onboard; Flight Attendant policy and procedures; accessible lavatories; onboard wheelchairs; passenger medical equipmen...

Adiaha Spinks-Franklin, MD, MPH, FAAP DBP Doc, PLLC Developmental-Behavioral Pediatric Education, Consultation, and Training

Pediatrics, Developmental Disabilities - Developmental-Behavioral Pediatrics, domestic adoption, special education school services, premature infants, adoption, foster care, child trauma, racism, bullying, autism, intellectual disability, genetic disorders, learning problems, Fetal Alcohol Spectrum Disorders, intercountry adoption
I am a board-certified Developmental-Behavioral Pediatrician with 20 years of experience and expertise in developmental disabilites, behavioral conditions, child trauma, racism, adoption and foster care.

Dr. Richard J Stride, MBA, Psy.D., LMHC Dr. Stride Forensic Services

Olympia, Washington
Mental Health, Behavioral and Social Sciences - Developmental Disabilities, Accidental Death, Child Custody, Competency, Jury Selection, Child Abuse, Ethics, Licensure & Practice, Professional Conduct, Memory, Diminished Capacity, Stand of Care, Abuse, Depression, Anxiety, Suicide, Diagnosis, Law Enforcement, Fitness for duty, PTSD, IME
I have been providing forensic mental health services to law enforcement, attorneys and courts since 1996. I have been an expert witness and/or consulted in numerous cases. I provide precise, factual, influential, and professionally articulated services. I have experience in working with jury's and in countering other expert witnesses testimonies. I have been an expert and or consulted on cases related to child custody, competency, criminal behavior, developmental disability and work place harassment. I can, and have, created custom reports, issue specific professional reviews, and case specific consultations. I am a Licensed Professional Counselor in Colorado, Licensed Private Investigator, and a Licensed Mental health Counselor in Washington State I have been a Therapist, Clinical Operations Director, and Chief Executive Officer in Community Behavioral Health Agencies for over 25 years. I am a Specialist for Medicaid consultation with Children, Geriatric, and Developmental Di...

Jeffrey W Kaphengst, BS Kaphengst Consulting LLC

Dousman, Wisconsin
Long Term Care, Developmental Disabilities - Assisted Living, HCBS, Group Homes, Community Based Residential Facilities, Adult Family Homes, Adult Day Services, Intellectual/Developmental Disabilities, Brain Injury, Mental Illness, Physical Disabilities, Assisted Living Standard of Care, Residential Care for Adults & Children w/ Disabilities.
Experienced Human Services Director with over twenty-five years of experience in developing and operating quality assisted living and community-based services for adults and children with intellectual/developmental disabilities, physical disabilities, brain injuries, mental illness, and advanced age. Programs include Community-Based Residential Facilities (CBRF), Adult Family Homes (AFH), Supported Independent Living (SIL), Residential Care Apartment Complex (RCAC), Adult Day Services, and Residential Care Centers for Children (RCC). Personally involved in the assessment, planning, and transition of individuals with disabilities into community living settings. 15 years experience as a trained Client Rights Specialist for a multi-state human services organization, conducting and supervising thorough investigations of client abuse, neglect, misappropriation, injuries of unknown origin, and caregiver misconduct. Collaborated with regulatory authorities, protective services agencies, a...
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Ohio, Illinois, Texas, Wisconsin, Florida, Massachusetts, Oklahoma, and Pennsylvania