Sir Richard is one of the most distinguished engineers working in the field of health encompassing the control of AIDS, tuberculosis, malaria and water borne diseases. In 2002 hewas appointed Under Secretary General of the United Nations and Founding Executive Director of the Global Fund to Fight AIDS, Tuberculosis and Malaria, based in Geneva. In 2007 he founded the Global Health Group at UCSF, an 'action tank' dedicated to moving new ideas into large scale action in developing countries. It is sponsored by national and international partners, including the Gates Foundation and ExxonMobil.