Marc Aronson's Master of Deceit

I'm old enough to remember J. Edgar Hoover and also old enough to want to forget all about him. However, young people are not me and so with a sigh I dutifully opened up Master of Deceit: J. Edgar Hoover and America in the Age of Lies — and was immediately gobsmacked by the start of the prologue:

FACT: In November 1964, William Sullivan, an assistant director of the FBI, set out to blackmail Dr. Martin Luther King Jr. into killing himself.

With that Aronson had me and kept me until the end...