Valerie Tomaselli, as the president of MTM Publishing, runs the team that is responsible for a long list of acclaimed books for clients such as DK Publishing, CQ Press, Greenwood, Oxford University Press, Macmillan, Routledge, Sage Publications, and Scribners. Valerie is active in the publishing world, serving on the board of the American Book Producers Association and as the president of the New York City chapter of the Women's National Book Association. She received her BA from Kirkland College (now a part of Hamilton College), studying theatre and English. She has lived in New York City since 1980.

Hilary Poole is Executive Editor of MTM Publishing and is responsible for many of the company's critically acclaimed books, including the Encyclopedia of Terrorism (Sage), Human Rights: The Essential Reference (Oryx Press). She is also co-author and editor of MTM's History of the Internet (ABC-CLIO), which won the 2000 American Library Association RUSA award. Hilary created and was also the original editor for the Ecosystems series for Facts On File. She is a graduate of Brown University.