Gregory StockGregory Stock is director of the medicine and society department at UCLA. He has a PhD in biophysics and and MBA. He was an advisor to President Clinton and is the author of the bestselling Book of Questions which is translated into 17 languages and as had 55 printings. He has written numerous newspaper articles and is regularly on television throughout the world. For more information please look at his website: http://research.mednet.ucla.edu/pmts/Stock.htm Read More Read Less