Did Hairlessness Stimulate an Increase in Hominin Brain Size? Insights from the Cutaneous Neurosensory Interface and Comparative Vertebrate Morphology

Mitsuhiro Denda¹, Gopinathan K Menon² and Peter M Elias^3*

¹Shiseido Global Innovation Center, Yokohama, Japan and Japan Science Technology Agency (CREST), Kawaguchi, Japan

²California Academy of Sciences, San Francisco, CA, USA

³Department of Dermatology, VA Medical Center, San Francisco and UC San Francisco, San Francisco, CA, USA

^*Corresponding Author: Peter M Elias, Department of Dermatology, VA Medical Center, 4150 Clement Street, MS 190 San Francisco, CA 94121, USA, Tel: (415) 750-2091, Fax: (415) 750-2106 Email: