William Bicknell, MD, MPH, is Chairman Emeritus and Professor of International Health at Boston University School of Public Health, founder of the Center for International Health, and former Associate Vice-President for International Health at Boston University. Bill has extensive experience in the areas of program development, health-sector analysis, management, financial analysis, and program evaluation. He has worked in more than 46 countries, in most parts of the world, and published on numerous subjects. He is licensed to practice medicine in Massachusetts and North Carolina and is Board Certified in Public Health. Bill has held posts ranging from Commissioner of Public Health for the Commonwealth of Massachusetts to Senior Physician for the Peace Corps in Ethopia, to Medical Director of the Job Corps. He is currently involved with the government of Lesotho in designing and implementing multisectoral, long-term programs to mitigate the impact of HIV/AIDS.