Suzanne Marie Somers was an American actress, author, and businesswoman. She played the television roles of Chrissy Snow on Three's Company and Carol Foster Lambert on Step by Step. Somers wrote more than 25 books, including two autobiographies, four diet books, and a book of poetry. She was also well known for advertising the ThighMaster, an exercise device. While 14 of her books were best sellers and most were focused on health and well-being, doctors criticized her promotion of bioidentical hormone replacement therapy and alternative cancer treatments.