The president was beaming. The woman beside him — a brunette wearing proper gloves and hat — also smiled, shyly. She was tall, her dark hair lightly streaked with gray. This was the hero who saved the United States from the tragedy of thalidomide, a drug often prescribed to pregnant women that could result in serious birth defects such as short, flipper-like arms and legs. The year was 1962, and in a ceremony in the White House Rose Garden, Frances Oldham Kelsey had just received th…