Foerster Lectures on the Immortality of the Soul
Charles M. and Martha Hitchcock Lectures
Howison Lectures in Philosophy
Jefferson Memorial Lectures
Bernard Moses Memorial Lecture
Carl O. Sauer Memorial Lecture
Barbara Weinstock Lectures on the Morals of Trade
Karl Butzer studies the relationships between prehistoric peoples and the environment as well as more recent societies and their relationship to the environment. His research includes Ancient Egypt and concerns of global warming. He is also interested in cultural ecology, applied geomorphology and geo-archaeology.