 His "Bulletin" column, "Anthropology 101", examines the history of science fiction and fantasy through classic anthologies and anthologists, frequently pairing books by different editors but also presenting two or more books by the same anthologist.The column has included multi-installment pieces on Frederik Pohl, Robert Silverberg, Harry Harrison and more recently, Terry Carr.In addition, he has co-wrote three "Bulletin" articles with Dr. Jerry Pournelle.