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Sharon Rendon is director of professional learning for the CPM Educational Program, a nonprofit organization, where she specializes in designing and delivering professional learning for secondary math teachers.

Scott Carr has more than 30 years of experience as an educator and administrator at the middle school level. He was the principal at Heritage Middle School in Liberty, Missouri, for 21 years.

Scott A. Cunningham is principal of Orange Middle School (Olentangy Local School District) in Ohio. He has over 23 years of experience in education as a principal, assistant principal, and teacher.

Sarah Schuhl specializes in professional learning communities, mathematics, assessment, school improvement, and RTI. She has been a secondary mathematics teacher, high school instructional coach, and K–12 mathematics specialist.

Sara Johnson is associate principal at Chisago Lakes High School in Lindstrom, Minnesota. She is also an adjunct professor teaching graduate classes on implementing response to intervention at St. Cloud State University.

Sandi Kitts, PhD, is the superintendent of curriculum and learning for the Prairie South School Division in Moose Jaw, Saskatchewan, Canada. She has served as a teacher and school administrator for three decades.

Samuel Ritchie is a consultant with 35 years of experience as a practitioner. For most of those years, he was the director of technology at Adlai E. Stevenson High School in Illinois.

Samantha R. Neff is an elementary mathematics instructional coach. She works with teachers, students, parents, and administrators to enhance the teaching, learning, and assessing of mathematics to improve student achievement.

Ryan L. Schaaf is an assistant professor of educational technology at Notre Dame of Maryland University and a faculty associate for the Johns Hopkins University School of Education.

Ruth Culham, EdD, is a pioneering researcher in the traits of writing field. Her areas of expertise include instructional strategies of the six-trait writing assessment model.