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With over 30 years of experience in K–12 education, author and education expert Jeanne Spiller is an associate with Solution Tree, supporting schools and districts through workshops, coaching, and collaborative initiatives to enhance instruction, foster innovation, and promote equity.

Jadi Miller, EdD, is director of assessment for Elkhorn Public Schools in Elkhorn, Nebraska. She has experience as a teacher and an administrator at the elementary, secondary, and district levels.

Gerry Varty has served as a classroom teacher, principal, director of curriculum and instruction, assistant superintendent (learning and system improvement), and executive director of professional development.

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.

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.

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.

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.

Dennis Shirley, EdD, is Duganne faculty fellow and professor at the Lynch School of Education and Human Development at Boston College. He holds a doctorate from Harvard University.

Dennis King, EdD, has focused on school improvement throughout his career, first as a practicing school administrator and now as an educational presenter. His 28 years in education include teaching in an alternative school, an urban high school, and two suburban school districts where he also served as a district administrator.

Damian Cooper has specialized in student assessment for more than 20 years. He has been a secondary English, special education, and drama teacher; a department head; a librarian; a school consultant; and a curriculum developer.