Suzanne Somers (born Suzanne Marie Mahoney; October 16, 1946) is an American actress, author, singer, businesswoman and health spokesperson; best known for her television roles as Chrissy Snow on Three's Company and as Carol Lambert on Step by Step. Somers later became the author of a series of best-selling self-help books, including Ageless: The Naked Truth About Bioidentical Hormones (2006), about bioidentical hormone replacement therapy.[1] She has released two autobiographies, four diet books, and a book of poetry.