“Delving Deeper” offers a forum for classroom teachers to share the mathematics from their own work with the journal's readership; it appears in every issue of Mathematics Teacher. Manuscripts for the department should be submitted via http://mt.msubmit.net. For more background information on the department and guidelines for submitting a manuscript, visit http://www.nctm.org/publications/content.aspx?id=10440#delving.
Mark A. Hugen, email@example.com, is an associate professor of mathematics at Cerritos College in Norwalk, California. He serves as a mentor to future secondary school mathematics teachers in the Cerritos College Teacher TRAC program.
Gerald E. Gannnon, firstname.lastname@example.org, is a professor of mathematics at California State University at Fullerton, where he directed the department's innovative master's program for teachers for more than thirty years. A former high school teacher and coach, he has been involved with many institutes for K–12 teachers of mathematics.
Harris S. Shultz, email@example.com, is a professor of mathematics emeritus at California State University at Fullerton. He is the author of numerous published papers and has been a speaker at many conferences and colloquia.