Who Was . . . ? Series is a 93-book series with 93 released primary works first released in 2002 with contributions by Michael Burgan, Who H.Q., Tui T. Sutherland, Kate Boehm Jerome, Jess Brallier, Who Hq, Stephanie Spinner, Gare Thompson, Yona Zeldis McDonough, Joyce Milton, Patricia Brennan Demuth, Who HQ, Roberta Edwards, Margaret Frith, Celeste Davidson Mannis, Joan Holub, Ann Abramson, Bonnie Bader, WhitneyStewart, Gail Herman, Janet B. Pascal, James Buckley Jr., Megan Stine, True Kelley, Dana Meachen Rau, Nico Medina, April Jones Prince, Pam Pollack, Meg Belviso, Sarah Fabiny, Jim Gigliotti, Geoff Edgers, Kirsten Anderson, Dina Anastasio, Avery Reed, Dinah Brown, Heather Alexander, Max Bisantz, Kate Bisantz, M.D. Payne, Ellen Labrecque, Diane Bailey, Jody Jensen Shaffer, Gail Herman, Paula K. Manzanero, Micah Hecht, Shelia P. Moses, Who HQ Who HQ, Stefanie Loh, Margaret Gurevich, Joseph Liu, Barbara Kramer, Crystal Hubbard, and Katie Ellison.