Judith A. Muschla has taught mathematics in South River, New Jersey, for over twenty-five years. She was a recipient of the 1990–1991 Governor's Teacher Recognition Program award in New Jersey and was named 2002 South River Public School Teacher of the Year.

Gary Robert Muschla, a prolific author and classroom teacher, taught math, reading, and writing for more than twenty-five years in Spotswood, New Jersey.
Judith and Gary Muschla have coauthored a number of books including Hands-On Math Projects with Real-Life Applications, Second Edition; The Math Teacher's Book of Lists, Second Edition; Math Starters!; Geometry Teacher's Activities Kit; Math Smart!; Algebra Teacher's Activities Kit; and Math Games, all published by Jossey-Bass.