After promotion at the institute, Prof. Li won a scholarship to Harvard University where he studied for two years under the noted anthropologist Clyde Kluckhohn and obtained his master's degree.
在中研院民族所升任助理研究員後，李亦園獲得美國哈佛大學獎學金，赴美深造二年，師事人類學大師克羅孔（Prof. ClydeKluckhohn）。