Welcome to Light On Light Through, Episode 359, in which I interview Jack Dann about his book The Fiction Writer's Guide to Alternate History and other things science fictional. 

Relevant links:

Jack Dann's first publication, his 1974 Wandering Stars anthology  How Paul Levinson discovered Wandering Stars back in 1974 Jack Dann's The Fiction Writer's Guide to Alternate History  Paul Levinson's review of The Fiction Writer's Guide to Alternate History  Paul Levinson's alternate history story about The Beatles, "It's Real Life" Paul Levinson's reaction to The Beatles' "Now and Then"  Chuck Todd interviews Paul Levinson about alternate histories