Marylin LeinenbachMarylin Leinenbach is an Associate Professor Emerita in the Department of Teaching and Learning at Indiana State University. She is the recipient of the Disney American Teacher Award in Mathematics. She has taught math for 50 years ad still has the passion for mathematics and the love of teaching. Even though she has earned many awards for her teaching, the most important thing to her is the love she has for her students. The author has been married for 53 years. She has two adult children, six grandchildren, and two great-grandchildren. One of the great-grandchildren is Leah Marie.

Dr. Anne Raymond is a Professor of Mathematics at Bellarmine University. She has graduate degrees in both mathematics and mathematics education. Her early research focused on beliefs about mathematics. She has written mathematics "micro-books" for K-12 classroom instruction and is a co-author of a college mathematics textbook used to prepare future elementary teachers. Currently, Dr. Raymond writes children's books designed to engage children in mathematics in both familiar and exciting ways. She has three grown children and lives in Louisville, Kentucky.

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