In 1958, a grant from the Rockefeller Foundation administered by the Royal Institute of International Affairs sent him to Burma for 18 months, after which he became an instructor at London School of Economics and then lecturer in Southeast Asian Anthropology at the School of Oriental and African Studies of the University of London. Even after moving primarily to literature, he continued to write and publish anthropological work on the Highland Maya and on the sociology of Buddhist institutions, as E. Michael Mendelson.