Carolyn Keene was one of the pen names used by the Stratemeyer Literary Syndicate, founded by Harriet Adams's father, Edward Stratemeyer.

Under that name Adams directed the writing of all the Nancy Drew books published between 1930 and 1982, as well as thirty-two books in the Dana Girls series. Adams also oversaw the writing of twenty-one volumes in the Tom Swift Jr. series, published under the pen name Victor Appleton II; fifteen volumes in the Barton Books for Girls series, published under the name May Hollis Barton; twenty volumes in the Hardy Boys series, published under the name Franklin W. Dixon; fifteen volumes in the Bobbsey Twins series, published under the name Laura Lee Hope; four volumes in the Linda Craig series, published under the name Ann Sheldon; and seven volumes in the Honey Bunch series, published under the name Helen Louise Thorndyke.

Harriet Stratemeyer Adams...