Doyle earned a PhD from the
University of Pennsylvania with a dissertation on Old English poetry. Her first work written with Macdonald was "Bad Blood" in 1988. Their novel ''Knight's Wyrd'' was awarded the
Mythopoeic Fantasy Award for Children's Literature in 1992 and appeared on the New York Public Library Books for the Teen Age list in 1993. They published two series,
Mageworlds (7 novels) and
The Wizard Apprentice (8 novels), and two alternate history novels,
Land of Mist and Snow and ''Lincoln's Sword''. Doyle and Macdonald also published together under other names. They published their first novel,
Night of Ghosts and Lightning, in 1989 under the house name Robyn Tallis; two
Tom Swift novels under the house name Victor Appleton;
Pep Rally,
Blood Brothers, and
Vampire’s Kiss under the house name Nicholas Adams; and two
Spider-Man and three
Battletech novels as Martin Delrio. Together Doyle and Macdonald made up part of the core membership of the
sff.net website and
rec.arts.sff newsgroup. Doyle also taught at the Viable Paradise genre writer's workshop on
Martha's Vineyard. She died of
cardiac arrest on October 31, 2020. ==Bibliography==