Ludwig
Edinger

Goethe-Universität Frankfurt


Henry Fairfield
Osborn

American Museum of Natural History (Evolution Tree)


Oliver S.
Strong

Marine Biological Laboratory, Columbia University




Rudolf
Leuckart

University of Leipzig






John
Dewey

Chicago (PsychTree)




Hermann
Ebbinghaus

Universität Berlin


Benno
Erdmann

Universität Berlin




John B.
Watson

Johns Hopkins



Calvin P.
Stone

Stanford
(Options)


Harold W.
Stevenson

Michigan, Ann Arbor

E. Margaret
Evans

Michigan, Ann Arbor (PsychTree)

Kennedy
Hill

University of Illiniois at Urbana-Champaign (PsychTree)

Claire
Etaugh

Bradley University (PsychTree)



Bruce F.
Randel

Michigan, Ann Arbor

Gary M.
Olson

Michigan, Ann Arbor

James R.
Booth

Vanderbilt


Dorothy
Fragaszy

University of Georgia

David
Lyons

Stanford



Harry F.
Harlow

UW Madison



Roger T.
Davis

University of South Dakota

Dennis
Clark

University of Arizona at Tucson





Gary
Kraemer

University of Toronto


James E.
King

University of Arizona

Melinda A.
Novak

U Mass Amherst

Donald R.
Meyer

Ohio State

Kenneth M.
Michels

Florida Atlantic University

Bruce K.
Alexander

Simon Fraser

Alan E.
Fisher

University of Pittsburg

Calvin StoneX