 She performed in such ballets as "Serenade", "Agon" and "Dances at a Gathering".She retired in 1981, becoming a ballet teacher, and in 1997 published an autobiography, "Once a Dancer".In 2012, Kent published her first book for children, "Ballerina Swan", with Holiday House Books for Young People, illustrated by Caldecott Medalist Emily Arnold McCully.