Kalman
Lissak

University of Pecs


Endre
Grastyán

University of Pécs, Hungary




Konrad
Akert

Universität Zürich




Cornelius H.
Vanderwolf

Western Ontario






Cyril
Burt

University of London


Hans Jurgen
Eysenck

Institute of Psychiatry




?


Norman Stuart
Sutherland

Sussex University





Kevin
Allen

University of Heidelberg
(Options)

Kevin AllenX