Cammi Balleck, Ph.D, is an ANCB Board Certified Traditional Naturopath with 13 years experience, is the author of three health books including Making Happy Happen, and is a leading Happy Hormone Doctor. She specializes in teaching how to unleash your happy hormones naturally. She specializes in hormone balancing. Cammi's passions are helping everyone improve their health and live happy, whole lives. She lives in Colorado, and loves the outdoors and climbing 14,000 foot mountains.

HEDY EPSTEIN (née Wachenheimer) was born August 15, 1924 in Freiburg, Germany. She lived with her parents Ella and Hugo Wachenheimer in Kippenheim, Germany. Her family had lived in Germany for many generations. Both sides of the family originally came from Spain.

Hedy's father operated a dry-goods business with his brother. The business had been started by his grandfather Heinrich Wachenheimer in 1858. Hedy's mother was a housewife. Hedy was their only child.

TENZIN TETHONG is the founder of key Tibet initiatives in the U.S. including the Tibet Fund, Tibet House – New York, and the International Campaign for Tibet. He is currently a distinguished fellow at the Tibetan Studies Initiative,Stanford University (a program he played a key role in establishing), the President of the Dalai Lama Foundation,and Board Chair of the Committee of 100 for Tibet.