Regina spent ten years at Scholastic, where she built up the movie tie-in program and oversaw the Apple and Point paperback imprints. While there, Griffin also helped develop their new hardcover program, focusing on middle-grade and YA fiction. Books she edited there include the Newbery Honor book, Somewhere in the Darkness by Walter Dean Myers, and the Caldecott Honor book, Harlem, written by Myers and illustrated by his son, Christopher.
Regina began her career working for the famed children’s book agent, Marilyn E. Marlow, who represented such authors as S.E. Hinton, Paul Zindel, Robert Cormier, Edith Thacher and Clement Hurd, Paula Danziger, Patricia Reilly Giff among many others.
In 1996 she became editor-in-chief of Holiday House, the small independent children’s book publisher. At Holiday House she worked with such writers and illustrators as Russell Freedman, Trina Schart Hyman, Janet Stevens, Mary Amato, and Walter Dean and Christopher Myers.
Two years ago, Griffin moved to Egmont USA, joining the multinational publisher to establish their first list in the US, Fall 2009.