Frank Minirth, M.D., is founder of The Minirth Clinic and has authored or co-authored more than thirty books, including Happiness Is a Choice, and Worry-free Living.
Paul Meier, M.D. is a psychiatrist and founder of the national chain of Meier Clinics as well as best-selling author or co-author of more than eighty books. He holds five degrees in the fields of medicine, psychiatry, and theology. Happily married, he has six children and two grandchildren.