Elizabeth Kjellstrand Hartwig
Office phone: (512) 245-3757
Sarah Blalock, PhD, LPC-S, RPT-S, is an Assistant Professor at Texas State University where she has the opportunity to teach, research, and supervise in the area of play therapy. Sarah began her counseling career following a Master’s degree in counseling with a specialization in play therapy and school counseling at the University of North Texas. For the following 10 years Sarah was a school counselor in both a public early childhood and an elementary school, where she spent much of her time conducting school-based individual and group play therapy. At one point during this time, she also worked part-time in a private practice conducting play therapy and Child-Parent Relationship Training (CPRT). Recently she earned a doctorate from the University of North Texas. Sarah’s research interests include school-based play therapy, group play therapy, and child-teacher relationship training. She enjoys presenting at conferences and workshops on play therapy topics, including the topics of school-based play therapy, group play therapy, and the impact of individual and group play therapy on social-emotional assets.
Office Phone: (512) 245-5865
Mary Morrison Bennett
Mary Morrison Bennett, Ph.D., LPC-S, RPT-S received her B.S. in Special Education at Texas Christian University, her M.Ed and PhD in Counseling from the University of North Texas. She is a Licensed Professional Counselor Supervisor and Registered Play Therapist Supervisor. Dr. Bennett is a Past President of the Texas Association for Play Therapy. She has presented on play therapy across the United States and in England, Ireland and Russia. She provides play therapy and serves as the mental health consultant for children at an orphanage in Port Au Prince, Haiti. Dr. Bennett has published on the play therapy process, trauma, Child Teacher Relationship Therapy and play therapy supervision in professional journals and books. She has been recognized for her professional contributions including the recipient of the Dissertation Award by the Association for Play Therapy for her research on Child Teacher Relationship Therapy and the Nancy Guillory Award by The Texas Association for Play Therapy. Her research interests include childhood trauma, international adoption, filial therapy, and working with parents and teachers.
Marshall Lyles, LPC-S, LMFT-S, RPT-S, EMDR CIT, has 15 years of practice in family and play therapy. He has extensive speaking and training experience and has worked in a variety of mental health settings. Most of Marshall’s clinical practice has focused on attachment trauma and its effect on family relationships. Marshall conducts supervision and consultation sessions with counseling professionals and leads training in both parenting and professional settings; much of his consultation and training focuses on the use of sandtray therapy within a trauma-informed context. He is EMDR-certified and TBRI-trained and uses these with foster and adoptive families. As Marshall is nearing the completion of his Ph.D. in Marriage and Family Therapy, more writing opportunities are emerging and this has become a passionate point of interest for him.
Kate Halinski, PhD, LPC-S, RPT-S, is a Licensed Professional Counselor Supervisor in the state of Texas and a Registered Play Therapist Supervisor. Dr. Halinski received her B.S. in Communication Studies at the University of Texas at Austin and her M.S. and Ph.D. in Counseling from the University of North Texas. Dr. Halinski worked in private practice, specializing in individual and group treatment of adolescents and adults struggling with eating disorders. Additionally, Dr. Halinski has experience as a play therapist working in community counseling settings as well as in elementary schools. Her interests include play therapy, filial therapy, group counseling, supervision and expressive arts therapies.