Vice Chairman of the Board and Chief Executive Officer, Opko Health, Inc., a specialty pharmaceutical company. Former dermatologist sold drug manufacturer Ivax to Teva Pharmaceuticals for $7.6 billion in 2005; elected chairman of Teva last March. Teva, where he holds large chunk of fortune, has seen stock price drop by 15% over last year. Also invested in slew of biotech startups, including Miami-based biopharma company Opko Health, Inc., and medical device company SafeStitch LLC. Took over Key Pharmaceuticals with partner Michael Jaharis 1972; created new delivery systems for old drugs. Sold to Schering-Plough in 1986; founded Ivax the following year to develop generic pharmaceuticals and veterinary products. Vice chair of Teva, trustee of the Scripps Research Institute. With wife, Patricia, gives away millions of dollars a year to the arts.