Rudolf
Wagner

Universität Göttingen (Neurotree)


Rudolf
Leuckart

Ludwigs-Universität Giessen (Neurotree)


Edward Laurens
Mark

Harvard (Neurotree)


Rudolf Ludwig Karl
Virchow

Universität Berlin (Neurotree)


Albert
von Kölliker

Universität Würzburg (Neurotree)


Johannes Peter
Müller

Universität Berlin (Neurotree)


Carl
Gegenbaur

Universität Heidelberg (Neurotree)


Ernst Heinrich
Haeckel

Universität Jena (Neurotree)


Gerold A.
Benguerel

Universität Bonn (Physiology Academic Tree)


William Thierry
Preyer

University of Jena (PsychTree)


Max
Verworn

University of Jena (Neurotree)


Herbert Spencer
Jennings

Johns Hopkins (Neurotree)

Raymond
Pearl

Johns Hopkins
(Options)

Rachel
Carson

Johns Hopkins


Michael J.
Wade

Indiana University (Evolution Tree)

LaMont C.
Cole

Cornell (Terrestrial Ecology Tree)

Peter W.
Frank

University of Oregon

Kenneth E.F.
Watt

UC Davis (Evolution Tree)

Earl R.
Rich

University of Miami (Evolution Tree)

Monte
Lloyd

Chicago (Evolution Tree)

Raymond PearlX