Scott A. Armstrong, US physician. Armstrong is a paediatric oncologist, specialising in research into childhood cancers, particularly leukaemia. His research is based at the Department of Genetics at the Children's Hospital Boston, USA, part of the Harvard Medical School programme. His group's research focuses on genetic mouse models and and gene expression in human leukaemia, and inhibitor trials for cancer therapies. Photographed at the 'Epigenetics, Reprogramming and Development' conference hosted by the French Academy of Sciences at the Institut de France, Paris, France, from 14-15 September 2010.