PROFESSOR G. FREDERICK WRIGHT, LL. D

Professor G. R. Hargreaves

Alfred Russel Wallace , Ll . D

OF THE DISCUSSION. DB. MARTIN L. HOLBROOK: In listening to the able and interesting lecture of Prof. Cope, I could not help wishing that he had given us more detailed information about the personal life of Mr. Wallace. Knowledge of the personal characteristics of a writer often greatly helps us to an understanding of his thought and to a due appreciation of the value of his opinions. From a fri...

Professor G. Leitmann on for 85th Birthday

George Leitmann was born in Vienna, Austria on May 24, 1925. He emigrated, with his mother and two grandmothers, to the USA in 1940. Leitmann entered a technical high school in New York from which he graduated in 1943. Immediately after graduation he joined the US army and served in the reconnaissance unit of a Combat Engineer Battalion in France in 1944-45. For his role in the battle for Colma...

Remembrances of Professor G . N . Ramachandran

Frederick Cohan

In graduate school I became interested in Ernst Mayr’s ideas on species and speciation, particularly his idea that a species is a cohesive body, whose divergence is opposed by various forces of evolution, and that the splitting of species marks the origin of lineages that no longer cohere. Species were thought to be cohesive mostly as a result of recurrent genetic exchange among them, but I was...