 He is also the Eugene Higgins Chair Professor of Cell Biology, Professor of Genetics, of Obstetrics, Gynecology, & Reproductive Sciences, and of Dermatology at Yale School of Medicine.In 2014, Lin became the adjunct founding dean of ShanghaiTech University's School of Life Science and Technology in China, while retaining his positions at Yale.Lin is recognized for his contributions to stem cell research, especially for his discoveries of the Piwi/Argonaute (AGO) gene family and the Piwi-interacting RNAs (piRNAs), and for proving the stem cell niche theory.