Dr. Thomas's work in public health spans more than 35 years and 25 countries. His principal interests are in the social epidemiology of HIV/AIDS along with public health ethics and human rights.
In addition to his many scholarly articles, he was an editor and author of a textbook on epidemiologic methods in the study of infectious diseases and principal author of the American Public Health Association’s Code of Ethics.
As director of the MEASURE Evaluation Project, Dr. Thomas is leading a global team that is advancing the capacity of developing countries to monitor their epidemics and evaluate their programs to control them. In his own research within MEASURE Evaluation, he is applying network analysis to improve local coordination of disease control efforts.