Counting Up, Counting Down

From Harry Turtledove, bestselling author and critically acclaimed master of the short story, comes a classic collection of science fiction tales and what-if scenarios. In narratives ranging from fantastic to oddly familiar to eerily prescient, this compelling volume illustrates Turtledove’s literary skill and unbridled imagination. FORTY, COUNTING DOWN: With the help of his time travel software, computer genius Justin Kloster returns to the past to stop himself from making a terrible mistake–bu