The professionals at the Texas Child Study Center work as a team to evaluate, diagnose, and intervene on emotional, behavioral, and developmental problems of youth. Members of our team include child psychiatrists, child psychologists, social workers, and trainees.
William Streusand, MD, Medical Director, Texas Child Study Center
William Streusand, MD, is a child and adolescent psychiatrist and co-founder of the Texas Child Study Center. He is a native of Houston, Texas and completed his undergraduate training in biology at Washington University. Dr. Streusand completed medical school, general psychiatry residency, and child and adolescent psychiatry fellowship at Baylor College of Medicine.
Dr. Streusand has been in private practice since 1985. Since then, he has served on the clinical faculty of Baylor College of Medicine and now at UTMB-Galveston, was unit director of several child and adolescent inpatient units and intensive outpatient programs in Houston and served as president of the medical staff of two psychiatric facilities. He has led the consultation/liaison psychiatry service at Children's Hospital of Austin and now at Dell Children's since 2002.
Kevin Stark, PhD, Clinical Director of Psychology, Texas Child Study Center
Psychologist Kevin Stark, PhD, is a full professor at The University of Texas at Austin and co-founder of the Texas Child Study Center. He completed his undergraduate training in psychology at the University of Wisconsin-Stevens Point, his Masters degree in experimental psychology at the University of Richmond, and his Ph.D. in school psychology at the University of Wisconsin.
Dr. Stark teaches graduate level courses on child and adolescent therapy. He is recognized internationally as an expert in the treatment of youth depression and has completed more than 100 articles, chapters and presentations on the subject. In the aftermath of both 9/11 and Hurricane Katrina, Dr. Stark was asked to help develop an intervention program for the child victims and to train the mental health workers in New York City and New Orleans, respectively. Dr. Stark maintained a part-time private practice from 1989 until 2008, when he and Dr. Streusand founded the Texas Child Study Center.
Jane Ripperger-Suhler, MD
Dr. Ripperger-Suhler is a child and adolescent psychiatrist. She completed her undergraduate training in biochemistry and molecular biology at the University of Colorado and earned a master's degree in nutrition at the University of Texas at Austin. She completed her medical degree at Texas Tech University and both general psychiatry residency and child and adolescent psychiatry fellowship training at the University of Arizona. Dr. Ripperger-Suhler worked for nearly ten years evaluating and treating children in the Mental Health clinics at Scott and White in Temple and Round Rock and was the Co-Director of the Central Texas Autism Spectrum Disorders clinic. She was also active in providing training for young doctors in general and child and adolescent psychiatry. In the Seton Family of Hospitals, Dr. Ripperger-Suhler now continues her educational work as Associate Training Director in psychiatry. In addition she has an outpatient clinical practice at the Texas Child Study Center where she provides assessment and treatment of children with a variety of behavioral, emotional, thought, or social problems especially children with autism spectrum disorders. She is committed to providing help to families affected by autism spectrum disorders through assessment, treatment, education, research, and advocacy.
Cuong Tieu, MD
Dr. Tieu is a child and adolescent psychiatrist at the Texas Child Study Center. Completing his undergraduate training in biochemistry at Northwestern University in Evanston, Illinois, Dr. Tieu completed medical school, general psychiatry residency, and child & adolescent psychiatry fellowship at the Medical College of Wisconsin in Milwaukee, Wisconsin. Providing inpatient consultations at Dell Children's and outpatient evaluation at the Texas Child Study Center, Dr. Tieu specializes in treating children up to age 18 with emotional, learning or behavioral difficulties stemming from psychiatric illness, medical illness, learning disabilities, and developmental disabilities. With an interest in graduate medical education, he is on faculty with the Austin Medical Education Program Psychiatry Department and regularly teaches and supervises adult, child and adolescent psychiatry residents.
Emily Greenspahn, PhD
Psychologist Emily Greenspahn received her B.S. in psychology from Tulane University and both her M.A. and Ph.D. in school psychology from The University of Texas at Austin. She completed a one-year internship at Virginia Beach City Public Schools on the pediatric neuropsychology track. She then completed a two-year APPCN neuropsychology postdoctoral fellowship at Baylor College of Medicine in Houston, Texas. The major rotation of her fellowship was at The Institute for Rehabilitation and Research (TIRR) where she provided neuropsychological assessment and intervention services to individuals with acquired brain injury, while also providing support to their families. Additional rotations in neuropsychology were completed at various hospitals in the Texas Medical Center including MD Anderson Cancer Center and Texas Children’s Hospital. Dr. Greenspahn specializes in providing neuropsychological assessment and intervention services to children and adolescents with acquired and congenital neurological problems, chronic illnesses, and learning difficulties. Her specific areas of interest involve the treatment of individuals with medical issues that affect neurological functioning including traumatic brain injury, brain tumors and other forms of cancer, stroke, epilepsy, CNS infections, and cerebral palsy. Her training in school psychology has enhanced her delivery of neuropsychological services by providing her with a fundamental understanding of the special education process and laws specific to the state of Texas. This increases her ability to make sound recommendations that are practical for the school environment.
Ann Levine, PhD, PsyD
Psychologist Ann Levine completed her Ph.D. at the University of Denver. Dr. Levine completed her fellowship in autism at the School of Medicine, Department of Psychiatry at the University of North Carolina, and completed a fellowship in pediatric neuropsychology at the New England Medical Center at Tufts University School of Medicine.
Dr. Levine first worked with children with autism spectrum disorders and their families at the Yale Child Study Center. Since then, she has worked in psychiatric inpatient facilities, academic medical centers, managed care organizations and in both public and private schools helping medically fragile children or those with psychiatric difficulties, learning difficulties and developmental disabilities. Dr. Levine specializes in early identification of children with autism, using parent- and child-focused interventions to help young autistic children expand their skills and to decrease anxiety in adolescents with autism spectrum disorders.
Jane Simpson Gray, PhD
Psychologist Jane Gray is the director of the psychology training program at the Texas Child Study Center. Dr. Gray received her masters and doctoral degrees in school psychology from The University of Texas at Austin. She completed an internship in pediatric and child clinical psychology at the Children's Hospital Boston and a postdoctoral fellowship in clinical research at Judge Baker Children's Center, Harvard Medical School. Dr. Gray is an adjunct assistant professor in the Educational Psychology department at The University of Texas at Austin. She specializes in cognitive behavioral therapy with youth presenting with anxiety, depression, and pediatric obesity, and behavioral approaches to children with disruptive behavior. As a training director, she also teaches future clinicians learning a cognitive behavioral approach to treating children and adolescents. Dr. Gray’s research interests have focused on the effectiveness for evidence-based interventions in clinical settings, and more recently on programs for overweight youth to improve self-esteem, nutrition, and physical activity. She is the director of psychology for the Texas Center for the Prevention and Treatment of Childhood Obesity at Dell Children’s Medical Center.

