Complex sentence: During 2013-13, he was President of the Association for Asian Studies, and has been president of the American Anthropological Association's Society for Urban Anthropology and the Society for East Asian Anthropology (of which he was the founding president).
Split into simpler sentences: During 2013-13, he was President of the Association for Asian Studies. He was a president of the American Anthropological Association's Society for Urban Anthropology and the Society for East Asian Anthropology (the latter of which he was founder and first president).