Think shaving is a hassle? Just imagine if you were one of the 50 people diagnosed with a rare genetic abnormality called hypertrichosis universalis, resulting in the body being almost entirely covered in hair. Tonight, Merry Wiesner-Hanks, author of The Marvelous Hairy Girls: The Gonzales Sisters and Their Worlds, discusses the six cases that occurred in the family of Petrus Gonzales during the 16th century.