Doctor Mel Greaves, author of Cancer: The Evolutionary Legacy (Oxford University Press. Greaves is professor of cell biology and director of the Leukemia Research Fund Centre for Cell and Molecular Biology at the Institute of Cancer Research in London. Greaves places cancer in its evolutionary context, using examples from the 15th century to the most contemporary research. Greaves talks about the importance of looking at cancer through a Darwinian lens. He says there may be implications for research, prevention, and treatment.