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Joseph Y. Chang, Ph.D., was appointed Chief Scientific Officer and Executive Vice President of Product Development in March, 2006. Dr. Chang enjoys a comprehensive knowledge of both the pharmaceutical and dietary supplement industries and serves as a member of the Executive Committee for Nu Skin Enterprises, and on the board of NTC, a Nu Skin Enterprises initiative. He formerly served as president and chief scientific officer of Pharmanex. Prior to Pharmanex, Dr. Chang served as both president and chief scientific officer at Binary Therapeutics, Inc. from 1994 to 1997 and at OsteoArthritis Sciences, Inc. from 1991 to 1994. He has also held various executive research management positions at Wyeth-Ayerst, Rhone Poulenc Rorer and other biotechnology companies, where he was involved in researching natural products for arthritis and cancer treatment. A prolific author, Dr. Chang has published numerous articles, reviews and books on pharmacological research during his 18 years in the health care industry. | 