If you're looking for hardcore, actual creative speculation(not the euphemism applied to this Group), it'd be hard to beat. What happens when a guy goes back in time to try to prevent Kennedy's assassination, while trying to make sure it really was Oswald that did it.

11/22/63: A Novel paperback at Amazon.

Its audio version narrated by Craig Wasson is damn good, too. I'm about 90% through that one.

William Pepper talked about his book An Act of State: The Execution of Martin Luther King, published by Verso. The book is about his friendship with Martin Luther King, Jr., their work together in opposing the Vietnam War and on the Poor Peoples Campaign, and Dr. King’s assassination. Mr. Pepper argues that James Earl Ray, the man convicted of assassinating Dr. King, was only a “patsy” and that the men who conspired to kill Dr. King -- at least one of whom is still alive -- have never been brought to justice. Mr. Pepper also talks about the 1999 wrongful death lawsuit brought, and won, by the King family against Memphis restaurant owner Lloyd Jowers, on the grounds that he conspired to kill Dr. King. He answered questions from members of the audience following his remarks

http://www.c-span.org/video/?160769-1/book-discussion-act-state-execution-martin-luther-king

I just finished "I Am Malala", and liked it way more than I thought I would. She talks about the reign of terror brought down by the Taliban in Swat, Pakistan. The description of the shooting is also very compelling.

ISIS so I would find her book of interest. Thanks!

The real world is fascinating.