Guest Editor (with Mark Peacock) of the Special Issue "Ernst Fehr on Human Altruism"
Contributors: J. Alexander, T. Burnham/D. Johnson, J. Elster, E. Fehr/U. Fischbacher, R. Frank, H. Gintis, A. Leist, M. Peacock/M. Schefczyk/P. Schaber, A. Rosenberg/S. Linquist, H. B. Schmid, C. Stephens