About the cover:

An Ovahimba woman from the Kunene Region, Namibia, whose skin, hair and personal attire are covered in a red ochre mixture called otjise (photo: Riaan F. Rifkin). Although otjise is applied by modern humans primarily for social functions, an article by Rifkin and colleagues explores how the topical application of red ochre for sun protection may have provided an adaptive advantage for our prehistoric ancestors.

Full online issue available here

Published: 2015-03-31

Research Letter