Alfred L.
Kroeber

UC Berkeley (Neurotree)




Charles (Carl) F.
Voegelin

Indiana University














John Robert
Ross

University of North Texas








Clarence Irving
Lewis

Harvard (Philosophy Tree)


Nelson
Goodman

(Philosophy Tree)




Barbara H.
Partee

U Mass Amherst


Robin Hayes
Cooper

University of Göteborg


Richard
Larson

SUNY Stony Brook



Yang
Ye

University of Michigan
(Options)

Yang YeX