Todd McCaffrey is an American author of science fiction and fantasy, best known for his contributions to the "Dragonriders of Pern" series, originally created by his mother Anne McCaffrey. Born on April 27, 1956, as Todd Johnson, he adopted the McCaffrey surname for his writing career. Following in his mother's footsteps, he has written several Pern novels, both solo and in collaboration with Anne. Aside from Pern, he has also authored other science fiction works, including the "Talents Universe" and his own original fiction. Todd's writing often features complex worlds, dragons, and explores themes such as human interaction with alien species and environments.