James Tiptree, Jr.

Up the Walls of the World is a 1978 science fiction novel by the American author Alice Sheldon who wrote under the pen name of James Tiptree, Jr. It was the first novel she published having until then worked and built a reputation only in the field of short stories. The novel explores the possibility that telepathy …

Warm Worlds and Otherwise is a short story collection by Alice Sheldon that, under her pen name James Tiptree, Jr., was first published in 1975. In its introduction, "Who is Tiptree, What is He?", fellow science fiction author Robert Silverberg wrote that he found the theory that Tiptree was female "absurd", and that …