Abu Bakr, who became the first Muslim caliph in 632, was the father-in-law of whom?

Which lawyer and author clerked for Supreme Court Justice Arthur Goldberg in 1963? Which man, who began leading the Federal Reserve in 1987, had studied clarinet at New York's Juilliard School? Which scientist, whose polio vaccine was announced as safe and effective in 1955, said his mother had lived her ambitio… Which aviation pioneers, whose name is on an Ohio Air Force base, also opened a flying school on the site of Alabama's… Which Montgomery seamstress had been put off a bus by the same driver years before her famous arrest on December 1, 195… Which newsman's memoir "A Life on the Road" was a bestseller in 1990? Which number comes before "Q" in the name of an electronic game that uses artificial intelligence to guess what you're… Which ocean bears the name of the subcontinent that juts into it?