Malcolm is the Co-Founder of Cadence Health and a renown pioneer in human reproductive sciences. As the first Medical Director of the International Planned Parenthood Federation, he redefined family planning and introduced modern methods to developing countries around the world. As CEO of Family Health International in the 1980s he oversaw numerous clinical studies of contraception and launched the first USAID funded initiatives to slow the spread of HIV in Africa. Malcolm is a professor at the University of California, Berkeley Graduate School of Public Health; founding director emeritus of the Bixby Center for Population, Health and Sustainability; and the inaugural Fred H. Bixby-endowed chair in Population and Family Planning. Malcolm has served on the founding boards of Marie Stopes International, Population Services International Family Health International among others. Malcolm received the 2016 Carl S. Schultz Award for Lifetime Achievement in Public Health. He earned his MD and PhD at Cambridge University.