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Garnet Hillman is an educator, author, presenter, and learner. She has served as an instructional coach at Caruso Middle School and as a Spanish teacher at Lockport Township High School, both in Illinois.

François Massé is a superintendent of education for several schools and has been working in collaboration with educators to transform the culture of these institutions into professional learning communities.

Farshid Safi, PhD, is an assistant professor of mathematics education at the University of Central Florida (UCF) in Orlando. Dr. Safi focuses on developing prospective teachers’ conceptual understanding of elementary and secondary mathematics, as well as connecting mathematical topics through the use of technology and dynamic software.

Eric Twadell, PhD, is superintendent of Adlai E. Stevenson High School in Lincolnshire, Illinois. He has been a social studies teacher, curriculum director, and assistant superintendent for leadership and organizational development.

Eric C. Sheninger, a high school principal, focuses on establishing and fostering learning environments that are student-centered, collaborative, flexible, and designed to prepare all learners to succeed in the 21st century.

Erhan Selcuk Haciomeroglu, PhD, is an associate professor of mathematics education at the University of Central Florida. His research focuses on the conceptual understanding of calculus and technology integration in teaching.

Emily L. Gibson, EdD, is a teacher-consultant with the Redwood Writing Project, providing professional development in writing and literacy instruction for K–college teachers in Humboldt County.

Eileen Depka, PhD, has a background in assessment, common assessment design, rubric development, standards-based assessment, question design, classroom questioning practices, positive practices in grading and reporting, and the implementation of standards-based grading and reporting.

Edward C. Nolan is currently an assistant professor of education at Moravian University in Bethlehem, Pennsylvania, teaching courses to understand the middle level learner; mathematics methods courses for early childhood, middle level, and secondary mathematics; and supporting field placements in education across the grades.

Douglas Reeves, PhD, is the author of more than 40 books and more than 100 articles on leadership and education. He has twice been named to the Harvard University Distinguished Authors Series and was named the Brock International Laureate for his contributions to education.