Better Living Through Chemistry

Funerals force one to confront many of life's mysteries, and the service for President Ford today was no exception. Although many attendees or those watching on television likely were pondering such vexing matters as the afterlife and the fate of one's eternal soul, I was focused on a deeper enigma: Why don't Betty Ford, Nancy Reagan, and Rosalynn Carter, with a combined age of 252, have any gray hair?