equatorsign By R. Linda Martín|2015-09-15T01:34:17+03:00September 15th, 2015|Comments Off on equatorsign Share This Story, Choose Your Platform! FacebookXRedditLinkedInTumblrPinterestVkEmail About the Author: R. Linda Martín Hi I'm Linda. I'm the Resident Academic Director for the Origins Field School. In addition, I'm a geologist. I have been working in the Turkana Basin since 2011 and am interested in reconstructing the past landscape on which our ancestors evolved.