About the Authors

Dave Wentz

Dave Wentz is chief executive officer of USANA Health Sciences, a state-of-the-art manufacturer of nutritional supplements and health products. He received a bachelor's degree in bioengineering from the University of California, San Diego. Dave lives with his wife, Reneé, and children, Andrew and Sydney, in Salt Lake City, Utah, where he enjoys skydiving, playing volleyball and soccer, mountain biking, and skiing Utah's famous powder.

Myron Wentz, Ph.D.

Dr. Myron Wentz holds a Ph.D. in microbiology with a specialty in immunology from the University of Utah. He founded Gull Laboratories in 1974 and developed the first commercially available diagnostic test for the Epstein-Barr virus. Later, he founded USANA Health Sciences and Sanoviv Medical Institute. Dr. Wentz was honored in June 2007 with the Albert Einstein Award for Outstanding Achievement in the Life Sciences. He is the author of A Mouth Full of Poison andInvisible Miracles. He travels the world with his lovely partner, Prudence.

Donna K. Wallace

Donna K. Wallace has penned fifteen books with accomplished speakers, physicians, therapists, and celebrities. Her recent projects include The Creation Health Breakthrough (Hachette, 2007) with Dr. Monica Reed as well as the international best-selling book What Your Doctor Doesn't Know About Nutritional Medicine May Be Killing You (Thomas Nelson, 2000) with Dr. Ray Strand. Donna and her family live in Bozeman, Montana.