Bauman has created hundreds of book covers for horror, mystery, fantasy, science fiction, and best selling books including 23 of the Cat Who... books by Lilian Jackson Braun during the 1980s and 1990s.
Jill Bauman got her Bachelor of Arts from Adelphi University.
She did her graduate work at Adelphi University and Queens College.
She is a Life Member of the Art Students League of New York.
Jill Bauman has illustrated the written works of many authors of horror, mystery, fantasy, science fiction, and speculative fiction, including J. G. Ballard, Clive Barker, Gregory Benford, Lilian Jackson Braun, David Brin, Orson Scott Card, John Crowley, Jack Dann, Harlan Ellison, Paul Di Filippo, Ray Garton, Jonathan Gash, Brian Keene, Stephen King, Dean Koontz, Nancy Kress, Katherine Kurtz, Richard Laymon, Fritz Leiber, H. P. Lovecraft, Anne McCaffrey, Robert R. McCammon, Mike Resnick, Pamela Sargent, Dan Simmons, Peter Straub, Michael Swanwick, Chet Williamson, Jack Williamson, and Gene Wolfe.