American board member, with a knack for creepy dreams and similarly creepy stories. But he also writes nice and fun stuff, so there is lots to choose from.
Lands of Ice and Mice: An Alternate History of Thule - Another native timeline, co-written with DirtyCommie. In 2012, it won a Turtledove Award.
The Moontrap Timeline - An ASB timeline where the history of astronautics, planetary research and colonisation is based more closely on the depictions in various popular (but outdated) hard science fiction works.
Doctor Who: The Lost Doctor - Peter Cushing and the Blue Box - A Doctor Who production alternate timeline.
Minor, older works: