Pauline Esther Phillips, also known as Abigail Van Buren, was an American advice columnist and radio show host who began the well-known "Dear Abby" newspaper column in 1956. It became the most widely syndicated newspaper column in the world, syndicated in 1,400 newspapers with 110 million readers.

Dear Abby is an American advice column founded in 1956 by Pauline Phillips under the pen name "Abigail Van Buren" and carried on today by her daughter, Jeanne Phillips, who now owns the legal rights to the pen name.