 Shackle and Herbert A. Simon were EAEPE's honorary presidents in the past.More generally, EAEPE recognises the relevance of writers as diverse as John Commons, Nicholas Kaldor, Michal Kalecki, William Kapp, John Maynard Keynes, Alfred Marshall, Karl Marx, François Perroux, Karl Polanyi, Joan Robinson, Joseph Schumpeter, Adam Smith, Thorstein Veblen and Max Weber to institutionalist and evolutionary thought.EAEPE's research is organised around Research Areas (RAs) that include