Currently hold professorship in philosophy and religion at Shandong University, Jinan, China, joint professorship in historical theology at China Evangelical Seminary, West Covina, Californian, USA, and Ph.D. degree from Claremont Graduate University in 2000; authored many books and substantial articles in the fields of Greek philosophy, Christian thought, comparative studies both in English and Chinese. A new book is published: the Way and Truth: The Gospel of John in the History of Western Thought (Chinese version).