?


Dietrich
Lehmann

University Hospital Zurich
?




Arthur
Melton

Michigan, Ann Arbor


Carl I.
Hovland

Yale (PsychTree)






?




Arthur
Melton

Michigan, Ann Arbor


Carl I.
Hovland

Yale (PsychTree)






?




John A.
McGeoch

Iowa State




Arthur
Melton

Michigan, Ann Arbor


Clark L.
Hull

UW Madison


Carl I.
Hovland

Yale (PsychTree)





Allison L.
Jahn

UW Madison
(Options)

Allison JahnX