Mary Ellen Humphrey, M.Ed., for over twenty years has written and published under the Lynxfield Imprint nonfiction books, mainstream and speculative novels, memoirs, and even a poetry collection. Her first book, Out of Season, was published in 1997 by Audenreed Press in Brunswick, Maine. Part 1 of her historical fiction book, Norumbega, won 2nd place prize from Helmsman Magazine, May 1995, under the title The Pirates of Casko Bay. Among her nonfiction works are a book about the impeachment trial of the NH Supreme Court Chief Justice, a trial in which she was a sitting state senator and participant. Later she wrote a spoof on the NH Statehouse titled Politics & Poltergeists. While serving in the NH legislature from 1994 to 2000, she produced The Rule Book, 1996, that the speaker's office continues to reprint and distribute to newly elected representatives to this day.

Mary Ellen's first published short story, The Warning, (Fate Magazine Marc 1994) was later included in the production of a TV series, Angel Stories, by Cascom Productions, and aired for several seasons on the Learning Channel at Easter time.