Ian Sayer b. 1945 Source: Wikimedia Commons About Ian Sayer British historian People from the Same Era Joanna Piech-Kalarus b. 1951 graphic artist, printmaker, university teacher Katowice Walter Colli b. 1939 scientist São Paulo Henry Kaiser b. 1952 composer, film editor, guitarist, jazz guitarist, jazz musician, recording artist, scientific diver Oakland José Alfonso Ballesteros Fernández b. 1944 physician Fuentesaúco Knut Th. Gleditsch 1938–2001 sports commentator, sports journalist Sande Ran Ōtori b. 1946 actor Kobe