Skin Pigmentation Variability (image) Broad Institute of MIT and Harvard Share Print E-Mail Caption These are South African individuals in a household that exemplify the substantial skin pigmentation variability in the Khomani and Nama populations. Picture taken with consent for publication. Credit Image by Brenna Henn Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.