Shull is known for her books aimed at young readers. Born and raised in
Ithaca, New York, Shull holds a B.S. and Ph.D. from
Cornell University. Her doctoral work in educational psychology focused on helping young people maintain resilience during adolescence, which influenced her writing. Shull graduated from
Ithaca High School and played ice hockey for Cornell University, where she later founded a mentoring program for girls involving the women's hockey team. In 2000, she participated in Girls on the Move, a coast-to-coast cycling project with Outward Bound. Shull's writing career began with
American Girl, where she published her first two books, ''Yours Truly, Skye O'Shea
and Skye's the Limit!'' She currently resides in Ithaca. ==References==