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Clinic Faculty

Russell Lang, PhD., BCBA-D Executive Director Assistant Professor, Special Education

Russ Lang

Russell Lang, Ph.D., BCBA-D, is an assistant professor of Special Education and a Board Certified Behavior Analyst. He earned a doctoral degree in Special Education with an emphasis in Applied Behavior Analysis (ABA) and early childhood developmental disabilities from the University of Texas at Austin. Dr. Lang completed a post doctoral researcher position at the University of California in Santa Barbara. He has published over 100 peer-reviewed research papers and multiple book chapters concerning the education and treatment of children with autism and other developmental disabilities. His primary research interest is in the treatment of problematic and challenging behaviors in individuals with autism spectrum disorders. Dr. Lang’s research is most often conducted in applied settings including children’s homes and schools. He serves on the editorial review board for Journal of Development and Physical Disabilities, Developmental Neurorehabilitation, and Behavior Modification and he is a former board member for Journal Applied Behavior Analysis.

Office: Education Building, Room 3008

Jo Webber, PhD Founder Professor, Special Education

Jo Webber

Jo Webber, PhD, retired professor of Special Education, taught at Texas State University for 26 years. She began her professional career in 1976 teaching students with autism and emotional and behavioral disorders and continues to consult with school districts across the country about educational programs for students with autism. Dr. Webber was the first director of the Austin-Travis County MHMR Autism Center and currently serves as chair of the Austin Regional Task Force for Autism reporting to the Texas Council on Autism and Pervasive Developmental Disorders.

Dr. Webber has co-authored three books, Autism: Teaching DOES Make a Difference (Wadsworth, 2002), Emotional and Behavioral Disorders: Theory to Practice (Allyn & Bacon, 2008), and Educating Students with Autism: A Quickstart Manual (Pro-Ed, 2008), and served as president of the International Council for Children with Behavioral Disorders, a division of the International Council for Exceptional Children.

In 2006, while serving as the College of Education Associate Dean for Research, she founded the Clinic for Autism Research, Evaluation, and Support (CARES) as a multi-disciplinary clinic serving children and youth with autism and their families. She served as Executive Director of CARES until June 2012 and plans to continue being involved with CARES activities.


Ting Liu, PhD Assistant Professor, Exercise and Sport Science

ting liu
Ting Liu, Ph.D., graduated from the University of Texas at Austin with a doctoral degree in Motor Learning and Motor Development. She joined the faculty in the Department of Health and Human Performance at Texas State University in 2009. Dr. Liu’s research interests include examining motor behavior changes in children with Autism Spectrum Disorders (ASD), helping educators and parents to understand children’s motor skill development in early childhood, and assisting physicians, therapists, and other professionals to design early intervention programs for children with ASD. She is an active member of the American Alliance for Health, Physical Education, Recreation and Dance (AAHPERD) and the North American Society for the Psychology of Sport and Physical Activity (NASPSPA). Dr. Liu was the recipient of the 2005 Mary Buice Alderson Scholarship for Teaching Excellence from the University of Texas at Austin. In addition, she received the 2007 outstanding research paper award from NASPSPA. Dr. Liu currently serves as an early childhood physical activity consultant for Head Start Body Start National Center for Physical Activity and Outdoor Play affiliated with AAHPERD. She directed a 3-week summer camp for children with ASD in 2010. This camp, the first of its kind in the San-Marcos area, provided an innovative physical activity forum for children with ASD, created unique service-learning opportunities forthe camp counselors (university students), and served as a venue for Dr Liu’s research investigation of motor development patterns of children with ASD.

Office: Jowers, Room A127
Phone: 512.245.8259

Katy Davenport, MEd, BCBA

katy Davenport

Katy Davenport, M.Ed., BCBA, is the CARES Educational Clinic Director and a Board Certified Behavior Analyst (BCBA). She earned a masters degree in Special Education with an emphasis in autism and early childhood developmental disabilities from the University of Texas at Austin. Katy has over 10 years of experience working with children with range of developmental and intellectual disabilities.  Specifically, Katy has worked in public schools as a district autism coordinator, as a private in home behavior therapist, and for government service agencies providing early intervention. Katy has done numerous professional development workshops, has designed Individualized Education Programs, written Functional Behavioral Assessments and Behavior Intervention Plans and has conducted social skills groups for children with autism. As the CARES Educational Clinic Director, Katy has consulted with a number of school districts in the area concentrating on autism and challenging behavior.

Office: Education Building, Rm 1016
Phone: 512.245.7892

Katherine Ledbetter-Cho PhD, BCBA Assistant Professor

Dr. Katherine Ledbetter-Cho earned her doctoral degree in special education with a concentration in autism and developmental disabilities at the University of Texas. She holds a Bachelor of Science degree in special education from the University of Georgia and a Master of Science degree in autism and applied behavior analysis from Texas State University.

Katherine has designed and implemented individualized educational and behavioral programs for children with autism in clinic, home, and school settings. She has provided training to clinicians, teachers, and parents in the implementation of applied behavior analytic techniques. Katherine has also published research related to improving academic and safety skills for individuals with autism and presented at national and international conferences for special education.

Office: Education Building, Rm 1022
Phone: 512.245.7892