He worked at the Medical Research Council Applied Research Unit, Cambridge (1961-1968); The Department of Experimental Psychology and The Queen's College, University of Oxford, (1968 TO 1982) was Head of Department odf Psychology, University of Durham, (1982-1983) and was Research Professor and Director of the Age and Cognitive Performance Research Centre, University of Manchester (1983-2004) Emeritus 2004., Member of the European Academy 2013.