Dr. Anthony Fauci — who is being petitioned to be crowned the next “Sexiest Man Alive” — was reportedly the inspiration for a mysterious scientist who engages in a steamy love affair with the widowed first lady in Sally Quinn’s 1991 novel “Happy Endings.” Fauci, the beloved White House coronavirus task force member, is the motivation in the bestselling book for the fictitious Michael Lanzer, a dashing National Institute of Health scientist who discovered a therapy for AIDS at a time when the president is HIV-positive. Quinn met the real-life Fauci for the first time when the two were paired...