Authors & Presenters

Troy Gobble is principal of Adlai E. Stevenson High School in Illinois. He previously served as assistant principal for teaching and learning at Stevenson.

Paul Goldberg, EdD, is superintendent at East Prairie School District in Skokie, IL. He has led diverse, low-income schools to high levels of success.

Brian Greeney, EdD, serves as the chief of school in a public school district in Texas. His focus is on helping secondary schools use the PLC process to grow their student and teacher efficacy.

Mike Hagadone, MEd, served as the assistant superintendent of White River School District in Washington State until his retirement in 2020. With 40 years of experience, he is a former teacher, assistant principal, principal, and director of secondary education.

John Hannigan, EdD, is an author and speaker who has served in education for over 20 years as a teacher, instructional coach, principal, and county office leadership coach. His expertise includes RTI at Work™, PLC at Work®, MTSS, PBIS, restorative practices, social-emotional learning, and more.

Aaron Hansen is a nationally recognized presenter, author and coach who empowers teachers and leaders to transform their schools.

Chris Hansen is director of curriculum in the Hortonville (Wisconsin) Area School District, assisting in the implementation and refinement of professional learning communities. He has served as a teacher, director of technology, and director of learning.

Jacqueline Heller focuses on building capacity and collective efficacy with teachers, to ensure all students learn at high levels. As a literacy teacher and coach at Mason Crest Elementary, she helped the school become the first National Model Professional Learning Community to receive the DuFour Award.

Russell Hill is superintendent of the East Valley School District. With more than 20 years of education experience, he has served as both teacher and administrator at the elementary, middle, and high school levels.

Karen Johnson is the coordinator of Language Acquisition for the Pleasanton Unified School District Pleasanton, California. She is passionate about the topics of equity, inclusion, and ensuring high levels of learning for all students.