Kathleen Angkustsiri, M.D.

Assistant Professor
Pediatric Child Development & Behavior

Dr. Kathleen Angkustsiri is a developmental-behavioral pediatrician with interests in neurodevelopmental disorders including autism spectrum disorders, chromosome 22q11.2 deletion syndrome (22q11.2DS), and fragile X syndrome. Dr. Angkustsiri is involved in research on dysmorphology for children with autism spectrum disorders, behavioral characteristics of children with 22q11.2DS, clinical trials for autism, and fragile X syndrome.

Susan Bacalman, L.C.S.W.

Susan Bacalman, L.C.S.W.

Pediatric Child Development & Behavior, UC Davis MIND Institute

Susan Bacalman, LCSW is a Licensed Clinical Social Worker with over 30 years of experience working with individuals with neurodevelopmental disorders including autism spectrum disorders. Susan currently works in the Massie Family Clinic assisting with intake assessments. She also co-leads the Social Skills Training Program, Social Skills Parent Group, and works in several research projects at the MIND Institute.

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J. Faye Dixon, Ph.D.

Clinical Psychologist, Clinic Director, UC Davis MIND Institute ADHD Clinic. UC Davis Department of Psychiatry and Behavioral Sciences

Faye Dixon, Ph.D., is a licensed clinical psychologist. Dr. Dixon has a long history in child psychopathology, specifically the areas of depression, anxiety, PTSD, ADHD and learning differences in children. Currently Dr. Dixon is the Clinic Director of the MIND Institute's ADHD clinic and a member of the UC Davis Medical Center Department of Psychiatry and Behavioral Sciences (volunteer clinical faculty), as well as a MIND Institute faculty member. Dr. Dixon’s clinical and research interests include attention deficit/hyperactivity disorder (ADHD), learning differences, anxiety, and mood disorders in children.

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Janice Enriquez, Ph.D.

Janice Enriquez, PhD.

Clinical Psychologist and Assistant Clinical Professor of Developmental and Behavioral Pediatrics at the MIND Institute, Multi-Cultural Council Representative, Association of University Centers on Disabilities, LEND faculty

Janice Enriquez, Ph.D., is a licensed clinical psychologist within the Developmental and Behavioral Pediatrics Section at the MIND Institute who conducts developmental evaluations with infants and children to identify neurodevelopmental concerns related to intellectual and learning disabilities, autism spectrum disorder, ADHD, and related mental health concerns. Dr. Enriquez currently provides training to medical residents and fellows on diagnostic assessment of infants and children, and supervises a clinical psychology internship program. Past and current clinical and research interests pertain to the identification of developmental delay in infants at high risk due to medical conditions, neuropsychological and behavioral functioning of children diagnosed with neurodevelopmental and genetic disorders, evaluation and treatment of developmental and socioemotional concerns related to child abuse, evidence based assessment and treatment of childhood concerns (PCIT, CBT, Triple P-developmental disabilities), and health disparities.

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Rebecca Louise Freeman, MS

Genetic Counselor, Department of Pediatrics, Division of Genomic Medicine

Rebecca Freeman, MS, is a licensed genetic counselor in the Division of Genomic Medicine at UC Davis. She strives to provide support and education for patients and their families to enable informed decision making and further patient advocacy. Rebecca works with pediatric and adult populations and is especially interested in the unique needs of patients with differences/disorders of sex development (DSD) and/or patients with sex chromosome aneuploidies. In Rebecca’s primary genetic counseling clinic, she emphasizes providing conscientious care and coordination for this group of individuals. In addition, Rebecca also supports the Lysosomal Storage Disease Clinic by providing genetic counseling and facilitating clinical management including enzyme replacement therapy.

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Beth L. Goodlin-Jones, Ph.D.

Associate Professor of Clinical Psychiatry, Department of Psychiatry and Behavioral Sciences, School of Medicine

Beth Goodlin-Jones, Ph.D., is a clinical developmental psychologist, the clinical research coordinator for the UC Davis MIND Institute, and an active member of the clinical diagnostic assessment teams. The assessment teams see a wide range of children with at-risk development and neurodevelopmental disorders, including autism and fragile X syndrome. The focus of her research involves sleep patterns in typically developing children and children with autism, developmental delay, and fragile X syndrome. Dr. Goodlin-Jones is also involved in treatment research with children with autistic spectrum disorders and co-morbid psychiatric illnesses.

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Danielle Haener, Psy.D.

Danielle Haener, PsyD.

Psychologist, UC Davis MIND Institute

Danielle Haener, Psy.D., is a licensed psychologist at UC Davis MIND Institute with specialized training in psychological assessment and treatment of children with autism spectrum disorders. Dr. Haener has also had extensive training in work with children and families with trauma, mood and behavioral disorders.

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Randi J. Hagerman, M.D.

Medical Director, UC Davis MIND Institute; Endowed Chair in Fragile X Research; Professor, Department of Pediatrics, School of Medicine

Randi Hagerman, M.D., is the medical director of the UC Davis MIND Institute and director of the Fragile X Research and Treatment Center. Dr. Hagerman has more than 20 years of experience in the field of neurodevelopmental disorders and is an internationally respected leader in fragile X research including fragile X syndrome, a genetic condition that is the leading cause of inherited intellectual disability and the leading single-gene cause of autism.

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Robin L. Hansen, M.D.

Director of Clinical Programs, UC Davis MIND Institute; Professor and Chief, Developmental-Behavioral Pediatrics, School of Medicine; Director, University Center for Excellence in Developmental Disabilities

Robin Hansen, M.D., is Professor of Pediatrics, Director of the UC Davis Center for Excellence in Developmental Disabilities and Director of Clinical programs at the MIND Institute. Dr. Hansen is a board-certified developmental behavioral pediatrician with vast experience in treating children with neurodevelopmental disorders as well as in clinical research. Dr. Hansen has been the Director of the NICU Follow-up Clinic at UC Davis since 1985.

Her clinical research has focused on children's temperament, long-term effects of prenatal drug exposure, gene-environment interactions related to causes; early identification of autism spectrum disorders, and biomedical treatments for neurodevelopmental disorders.

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Kristin Herman, M.D.

Assistant Clinical Professor, Department of Pediatrics, Division of Genomic Medicine

Kristin Herman, M.D., is in the Department of Pediatrics, Division of Genomic Medicine at UC Davis where she currently serves as Assistant Clinical Professor and Associate Clinical Diplomat. Dr. Herman has interests in general genetics and dysmorphology as well as connective disorders such as Elhers Danlos syndrome and Marfan syndrome.

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David Hessl, Ph.D.

Clinical Professor, Department of Psychiatry and Behavioral Sciences, School of Medicine

David Hessl, Ph.D.,  clinical interests involve cognitive, emotional, and behavioral evaluation of children, adolescents and adults with neurodevelopmental disorders, especially those with fragile X syndrome, autism spectrum disorders, ADHD, and learning disabilities. Dr. Hessl also has expertise in developmental psychopathology, particularly mood and anxiety disorders, in infants and young children. Dr. Hessl received his Ph.D. in Child Clinical Psychology from the University of Washington in 1997, which included a clinical internship at Stanford University, and received postdoctoral fellowship training at the UC Berkeley Institute of Human Development during 1997-1998. Dr. Hessl directs the Translational Psychophysiology and Assessment Laboratory (T-PAL) at the MIND Institute to investigate the emotional psychophysiology of children with neurodevelopmental disorders, and to develop novel outcome measures for clinical trials. His work currently concentrates on autism, fragile X syndrome, Down syndrome, and fragile X premutation carriers, who are at risk for neurodegenerative disease. He also conducts collaborative studies with other researchers, investigating brain imaging, molecular genetics and neuropsychology in an effort to understand links between genetics, brain function, and behavior.

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Ingrid N. Leckliter, M.S., Ph.D.

Clinical Psychologist

Ingrid Leckliter, M.S., Ph.D., is a specialist in developmental neuropsychology, has more than 20 years of experience providing clinical services to children with neurodevelopmental disorders and their families. At the UC Davis MIND Institute and Children's Hospital, Dr. Leckliter serves children who are affected by a broad range of conditions, including Attention Deficit Hyperactivity Disorder, autism spectrum disorder; learning disorders; and other conditions resulting from adverse developmental and environmental risk factors such as prenatal exposure to teratogens and child abuse and neglect. Learning disorders are an area of particular interest to her and she is currently developing a Learning Disorders Clinic at the MIND Institute. Dr. Leckliter is committed to helping families understand their child's unique strengths and cope with their child's special needs. This process enhances the child and parent relationship, thereby supporting the child's emotional coping skills, and his or her functioning in society.

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Mary Jacena S. Leigh, M.D.

Assistant Clinical Professor, Pediatric Child Development & Behavior

Mary Jacena Leigh, M.D., is interested in general child development, both typical and atypical, as well as in neurodevelopmental disorders including autism spectrum disorder and attention deficit hyperactivity disorder. She is also interested in developmental evaluations for infants and toddlers who are at high risk for developmental delays.

Dr. Leigh is involved in research aimed at developing targeted treatments for genetic and neurodevelopmental disorders. She is currently a clinician in clinical trials and research studies for fragile X syndrome and autism spectrum disorder.

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Rebecca Mardach, M.D.

Associate Professor in the Department of Pediatrics, Division of Genomic Medicine at UC Davis

Dr. Mardach is a pediatrician and board certified clinical and biochemical geneticist with interests in the application of genomics to the diagnosis of rare genetic diseases, neurogenetic and metabolic disorders, and cancer risk assessment. She provides clinical genetic assessments to pediatric and adult patients at the UC Davis Mind Institute Genomics Clinic. In collaboration with UC Davis Health neurologists, she has begun a neurogenetic service and plans to work with other departments integrating genomics into other medical specialties.
Dr. Mardach is pioneering telehealth genomic education to advance genetic and genomic knowledge among international health providers. She is also participating in building the Genomics Telemedicine Program that will increase access to specialized care for individuals living in distant geographical areas.

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Madelena Martin, M.D.

Associate Professor in the Department of Pediatrics, Division of Genomic Medicine at UC Davis

Madelena Martin, M.D., is an Associate Professor in the Department of Pediatrics, Division of Genomic Medicine at UC Davis. Dr. Martin is board certified in both Clinical and Biochemical Genetics and serves as the Director of the Biochemical Genetics Clinic and Director of the Metabolic Newborn Screening Program at UC Davis. She is also the Director for the Lysosomal Storage Disease Clinic and the Enzyme Replacement Therapy Program for these patients. Dr. Martin has recently joined the Cleft and Craniofacial team at UC Davis where she serves as the team’s Clinical Geneticist. Dr. Martin has a strong interest and actively participates in the Genetic education of medical students, residents, and allied health professionals throughout the UC Davis Health.

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A. Murat Pakyurek, M.D.

Health Sciences Associate Clinical Professor, Department of Psychiatry and Behavioral Sciences, Medical Director, UC Davis MIND Institute ADHD Program

A. Murat Pakyurek, M.D., is board certified in general psychiatry and child and adolescent psychiatry. He is the Medical Director of the UC Davis Medical Center Department of Psychiatry and Behavioral Sciences outpatient clinic. Dr. Pakyurek’s clinical and research interests include autism spectrum disorders in children, attention deficit/hyperactivity disorder (ADHD) and mood disorders. He is also interested in education of psychiatry residents and service delivery systems for psychiatric populations. Dr. Pakyurek is currently involved in providing psychiatric care for children with autism and ADHD at the UC Davis MIND Institute.

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Katherine A. Rauen, M.D., Ph.D.

Chief, Division of Genomic Medicine
Professor, Department of Pediatrics
Albert Holmes Rowe Endowed Chair in Human Genetics II

Katherine (Kate) Rauen, MD, Ph.D., is a Professor in the Department of Pediatrics, Division of Genomic Medicine at the UC Davis where she currently serves as Chief of Genomic Medicine and the holder of the Albert Holmes Rowe Endowed Chair in Human Genetics II. Dr. Rauen is a board-certified clinical geneticist and is the director of the UC Davis NF/Ras Pathway Genetics Clinic. Dr. Rauen is internationally known for her early pioneering work in the application of array CGH in clinical genetics and as a leader and major contributor to the understanding of the RASopathies. Dr. Rauen's research program involves the clinical and basic science study of cancer syndromes with efforts to identify underlying genetic abnormalities affecting common developmental and cancer pathways.

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Julie Schweitzer, Ph.D.

Director, Attention, Impulsivity, Regulation (AIR) and ADHD Program UC Davis MIND Institute; Co-Center Mentoring Director of the MIND Institute; Co-Director, Mentored Clinical Research Training Program – CTSC, UC Davis; Director, UC Davis Schools of Health Mentoring Academy; Professor, Department of Psychiatry and Behavioral Sciences, UC Davis School of Medicine

Julie Schweitzer, Ph.D., interests include the identification and treatment of attention-deficit/hyperactivity (ADHD) and related disorders in children and adults using behavioral/neuropsychological and functional neuroimaging methods. Other interests include the use of reinforcement and learning paradigms in imaging as applied to psychopathology. Dr. Schweitzer's goal is to apply translational research methods using a variety of basic behavioral and physiological techniques to develop novel treatment and preventative approaches to addressing attentional disorders.

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Suma P Shankar MD., Ph.D.

Suma P Shankar MD., PhD.

Associate Professor, Director, Precision Genomics

Dr. Suma Shankar is an Associate Professor in the Department of Pediatrics, Division of Genomic Medicine at the UC Davis Medical Center. Dr. Shankar was recently recruited to UC Davis to serve as the Director of Precision Genomics and will lead the effort of integrating genomics into every day clinical practice within the UC Davis Health. She will unify genomic medicine within multiple specialties in both pediatric and adult medicine for Mendelian disorders and other complex medical conditions. She is a physician-scientist, board certified in Medical Genetics (FACMG) and in Ophthalmology (MRCOphth & FRCS, United Kingdom). She obtained her PhD and completed a Pediatric Ophthalmology fellowship from the University of Iowa, and a Medical Genetics fellowship from the University of California, San Francisco. She was faculty in the Departments of Human Genetics and Ophthalmology at Emory University, School of Medicine, Atlanta, GA where she initiated the Ocular Precision Health Initiative which included a BioBank and genetic studies for inherited eye diseases; the first of its kind in Georgia. She served as Medical Director for the Emory Genetics Laboratory and was the principal investigator on a number of clinical trials investigating novel therapies for rare genetic disorders. She has a number of publications and book chapters on genetic testing, ocular genomics, novel enzyme replacement, substrate and chaperone therapies. Her chief research interests include gene discovery projects and translational research for inherited diseases

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Mary Beth Steinfeld, M.D.

Developmental Pediatrician, Department of Pediatrics 

Mary Beth Steinfeld, M.D., is a Developmental Pediatrician focusing on typical and atypical child development; diagnosis and management of autism spectrum and other developmental disorders; feeding disorders and failure to thrive in infants and young children; preterm and other high risk infant developmental follow up; infant mental health. 


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Romina Stanislavsky, Ph.D.

Romina Stanislavsky, Ph.D.

Psychologist, UC Davis MIND Institute

Romina Stanislavsky, Ph.D., is a Licensed Clinical Psychologist at the MIND Institute UC Davis currently providing psychological intakes and assessments at the Massie Clinic. Dr. Stanislavsky also co-leads the Social Skills Training Program, Parent Group and the Attention Deficit Hyperactivity Disorder (ADHD) Parent Group.


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Vivien N. Triano, M.S., L.C.G.C.

Genetic Counselor, Division of Genomic Medicine, Department of Pediatrics 

Vivien Triano, M.S., L.C.G.C., recognizes that genetic and genomic information is complex and the evaluation process can be daunting. Her role is to help individuals and their families understand and evaluate their options and to facilitate individualized decisions based on their unique circumstances. She strives to provide her patients with the support and resources they need to navigate the rapidly changing world of genomic medicine.

Vivien is a licensed and board certified genetic counselor in the Division of Genomic Medicine. She works with pediatric and adult patients and their families who are at risk for or have a personal or family history of genetic or genomic disease. She is currently building the Division’s telemedicine program in order to better serve families who reside in locations where access to genetic and genomic services is limited.

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Paula Marie Wadell, M.D.

Child and Adolescent Psychiatrist, UC Davis Department of Psychiatry and Behavioral Sciences

Dr. Wadell is an Associate Physician at UC Davis and serves as the Medical Director of the UC Davis Early Psychosis programs and a psychiatrist in the ADHD clinic at the UC Davis MIND Institute. She is both an adult psychiatrist and a child and adolescent psychiatrist. She completed her medical school, residency and fellowship at UC Davis. She has past research experience in genetics and social deficits in developmental disorders.

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Breanna M. Winder-Patel, Ph.D.

Child and Adolescent Psychiatrist, UC Davis MIND Institute

Breanna Winder-Patel, Ph.D., is a Licensed Clinical Psychologist at the MIND Institute and Assistant Clinical Professor in the Department of Pediatrics. Dr. has a strong interest in the assessment and diagnosis of autism spectrum disorder, pediatric anxiety disorders, and obsessive-compulsive and related disorders.

Dr. Winder-Patel began an anxiety treatment clinic upon joining the MIND Institute to continue her passion of providing Cognitive-Behavioral Therapy (CBT), Exposure and Response Prevention (ERP), and Habit Reversal Training (HRT) to children and adolescents. She is also involved in clinical research with a focus on further understanding autism spectrum disorder in girls and the clinical and behavioral manifestation of anxiety in children with neurodevelopmental disorders.


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