Paleontological Tests: Human-like Intelligence is not a Convergent Feature of Evolution

Abstract

We critically examine the evidence for the idea that encephalization quotients increase with time. We find that human-like intelligence is not a convergent feature of evolution. Implications for the search for extraterrestrial intelligence are discussed.

arXiv comment14 pages, 6 figures, to be published in "From Fossils to Astrobiology" Edt J. Seckbach and M. Walsh, Springer 2008