He has received his Doctorate in Science (in Virology) from Harvard School of Public Health. He has also served 21 years for the Centers for Disease Control and Prevention including assignments with WHO’s Smallpox Eradication Program in Sudan, India and Bangladesh. Beginning in 1993, he focused on vaccine development at Genentech and VaxGen before starting a not-for-profit vaccine development organization in 2004, Global Solutions for Infectious Diseases. He regularly consults for ‘WHO’ and other international organizations on vaccine development for influenza and dengue and on WHO’s eradication program for polio.