Dr. Jack Singer, Ph.D., is the author of The Teacher’s Ultimate Stress Mastery Guide (Corwin) and a professional psychologist who has spent more than 30 years teaching Olympic, professional and college athletes how to develop the mindset of a champion. Dr. Jack conducts the same workshops for educators across the U.S. with his keynotes, in-service programs and consulting. Visit his website at www.developthemindsetofachampion.com.