John Scott
Haldane

Oxford (Physiology Academic Tree)


John Burdon Sanderson
Haldane

UCL (Evolution Tree)


Frederick Gowland
Hopkins

Cambridge (Chemistry Tree)


Joseph
Needham

Cambridge (DevTree)


Hans
Spemann

Universität Freiburg


Otto
Mangold

Universität Erlangen (DevTree)


Conrad Hal
Waddington

Edinburgh (DevTree)


Geoffrey
Beale

Edinburgh

David
Walliker

Edinburgh
(Options)

David WallikerX