Until 31 December 2010 he was John Lindsley Professor of Psychology in Memory of William James and Dean of Social Science at Harvard University, having previously been chair of the Department of Psychology. As of 1 January 2011, he became director of the Center for Advanced Study in the Behavioral Sciences at Stanford University. Kosslyn has published over 300 scientific papers and written or co-authored 15 books and edited or co-edited 13 books. He has received numerous honors for his research. These include the National Academy of Sciences Initiatives in Research Award and the Prix Jean-Louis Signoret. He was elected to the American Academy of Arts and Sciences and the Society of Experimental Psychologists.