Prof Chetsanga obtained his B.Sc. at the University of California in 1964, M.Sc. and PhD at the University of Toronto in 1967 and 1969, respectively. He proceeded with his Post-doctoral studies from 1969 to 1972 at Harvard University in Cambridge. Subsequently he was Assistant Professor, Associate Professor and Full Professor at University of Michigan (1972-1983); Senior Lecturer, Professor, Chairman of the Biochemistry Department, Dean of Science, Pro Vice Chancellor and Acting Vice Chancellor of the University of Zimbabwe. Currently he is Professor Emeritus, and Chairman of Zimbabwe Council for Higher Education (2009 – present). His research interests include: regulation of RNA synthesis, chemical carcinogenesis, role of aflatoxins in liver cancer, enzymology of DNA repair, hepatitis B virus cloned in E. Coli. He has received numerous awards: Presidential award for cancer research, UNESCO Gold Medal award; recognized as one of the Greatest Minds of the 21st Century by the American Biographical Institute. He is a member of the American Association for the Advancement of Science, American Society for Biochemistry and Molecular Biology, TWAS Fellow, past Governing Council member of AAS, Past President of Zimbabwe Academy of Sciences. He has published 87 articles, reviewed and contributed in 4 books