Frederick Gowland
Hopkins

Cambridge (Chemistry Tree)


Joseph
Needham

Cambridge (DevTree)


Thomas
Stevenson

King's College (Chemistry Tree)


Michael
Foster

Cambridge


Frederick Gowland
Hopkins

Cambridge (Chemistry Tree)


Ernest
Baldwin

UCL (Chemistry Tree)


R. Alan
Beatty

Edinburgh (DevTree)


Alexander
Agassiz

Harvard (Chemistry Tree)


William Keith
Brooks

Johns Hopkins (DevTree)


Oscar
Hertwig

Universität Berlin


Christian Ernst
Stahl

Universität Jena (Evolution Tree)


Ernst Heinrich
Haeckel

Universität Jena


Hans
Driesch

Universität Leipzig (DevTree)


Thomas Hunt
Morgan

Caltech (FlyTree)


Albert
Tyler

Caltech

Robert G.
Edwards

Cambridge
(Options)

Richard L
Gardner

Oxford (Cell Biology Tree)


Virginia
Papaioannou

Columbia (Cell Biology Tree)

STH
Chan

The University of Hong Kong

Fai
Tang

The University of Hong Kong

Guilian
Xu

UF Gainesville

Robert EdwardsX