David A. Adler was born in New York City. He attended Queen's College in New York City and later, earned an MBA in Marketing from New York University. He writes both fiction and non-fiction. He is the author of Cam Jansen mysteries and the Andy Russell titles. His titles has earned him numerous awards including a Sydney Taylor Book Award for his title "The Number on My Grandfather's Arm," "A Picture Book of Jewish Holidays" was named a Notable Book of 1981 by the American Library Association and "Our Golda" was named a Carter G. Woodson Award Honor Book.
Margaret Thomas has been providing child care in her Cambridge, Massachusetts, home for over 45 years. Retired from the M.I.T. Libraries, Richard Thomas writes from the Thomases' home. His travel articles and essays have appeared in the Boston Globe, Porthole Cruise Magazine, and Cambridge Chronicle. Lisa Dobberteen, M.D., is a practicing pediatrician and an associate professor of pediatrics at Harvard Medical School.