That year,  he moved to the United States to study fungi physiology under Professor David Gottlieb, at the University of Illinois at Urbana-Champaign. Lin was awarded a doctorate in plant pathology in 1971.
In the year mentioned, he moved to the United States to study fungi physiology with Professor David Gottlieb at the University of Illinois at Urbana-Champaign. He earned a doctorate in plant pathology in 1971.