Diane Lydia Carey-Brodeur is an author from Flint, Michigan with over forty novels written in total in her career, which stretches back to the late 1970s. Best known for co-creating Star Trek: New Earth with John J. Ordover, she is one of the most prolific Star Trek authors, with over thirty novels to her name.

She currently resides in Owosso, Michigan with her husband, fellow Trek novelist, Greg Brodeur. Her primary work is owning and managing Falconbane Historic Events and Weddings, but she has also taught English and Business Communications for one of the local schools, Baker College.

Outside of her writing and work, her hobbies include playing the bagpipes, working on historic sailing ships, and motorcycling. She and her family also spend much time rescuing dogs and cats and finding new homes for them.

She also uses the pen names Lydia Gregory and D.L. Carey.