Rob Martienssen wins McClintock Prize (image) Cold Spring Harbor Laboratory Share Print E-Mail Caption Rob Martienssen with his mentor, Nobel laureate Barbara McClintock, in the greenhouse, ca. 1990. Martienssen worked with McClintock for about two years after arriving at Cold Spring Harbor Laboratory in the late 1980s and later had the thrill of confirming and extending some of her most important theories about transposable elements, including their role in evolution. Credit Cold Spring Harbor Laboratory Usage Restrictions Must give credit. 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.