Dr. Viviana Coles is President and Lead Psychotherapist at her private practice Houston Relationship Therapy. She is also President of the National Sex Therapy Institute, a virtual Sex Therapy Certification program for mental health professionals. Dr. Coles holds a Bachelor's Degree in Psychology and Master's and Doctoral Degrees in Marriage and Family Therapy and is a Certification Sex Therapist.Since 2003, Dr. Viviana Coles has exclusively focused on her work with couples and individuals experiencing emotional and physical intimacy issues. She has built a thriving private practice providing relationship therapy, sex therapy, and premarital counseling.