Mathematics

Sean Nank, PhD, is a presidential awardee, professor, presenter, and educator. He teaches at California State University San Marcos and the American College of Education.

Patrick L. Sullivan, PhD, is an associate professor of mathematics at Missouri State University. He is a former principal, mathematics teacher, and a mathematics department head.

Tammy Zunker has more than 30 years of experience in education. She specializes in working closely with instructional leaders, math coaches, and math teachers to leverage the professional learning communities process. Her focus is on strengthening collaborative planning to significantly impact teaching and learning outcomes.

Nicole M. Wessman-Enzinger, PhD, is an associate professor of education at George Fox University in Newberg, Oregon. Her primary role at the university is to prepare future K–12 teachers to teach mathematics, but her favorite aspect of this work is helping these future teachers redefine their relationships with mathematics.

Erin Lehmann, EdD, currently serves as an assistant professor for the University of South Dakota. She is an author, leader, and facilitator, advocating for mathematics and high levels of learning for all.

Darshan M. Jain is the director of mathematics and computer science at Adlai E. Stevenson High School in Illinois. Previously, he served as an award-winning mathematics teacher as well as as a curriculum team leader.

Brittany Mozingo has more than a decade of experience as an educator in at-risk schools. She is currently the instructional coach at Fern Creek High School, a DuFour Award–winning school in Louisville, Kentucky.

Aline Zghayyar Abassian, PhD, is an instructor of mathematics education at the University of Central Florida. She teaches mathematics education courses to prospective elementary and secondary teachers.

Makini Sutherland, EdD, is a mathematics educator with experience at the elementary, high school, and collegiate level. She has also facilitated training elementary teachers for the United States Agency for International Development (USAID) Jamaica mathematics project.

Whitney K. Freije is an elementary school principal at A.F. Palmer Elementary, a Model PLC at Work® school in the Windsor Central School District, located in upstate New York. She specializes in empowering teachers with effective instructional practices to promote high levels of literacy and mathematics.