When her first-born son Lucas began to exhibit signs of autism in the late 1990s, Mary Barbera, Ph.D., RN, BCBA-D was thrust into the autism realm. Mary has gone from being a stressed-out parent to a doctorate-level Board Certified Behavior Analyst (BCBA-D) and the author of The Verbal Behavior Approach: How to Educate Children with Autism and Similar Disorders, which has sold over 50,000 copies and been translated into 13 languages. Mary is a well-known international speaker, podcaster, and designer of online courses. Her purpose is to assist parents and professionals in helping millions of children throughout the world overcome autism (or indicators of autism).