Shad Helmstetter, Ph.D., is the author of 17 books in the field of selftalk and personal growth, including the classic best-seller, "What to Say When You Talk to Your Self." His recent book, "The Power of Neuroplasticity," is based on the science behind positive self-talk. Dr. Helmstetter's books are published in over 70 countries worldwide. He has appeared on more than 1200 radio and television programs including repeat appearances on Oprah Winfrey, ABC, CBS, NBC, and CNN News.