Authors & Presenters

Tim Brown is an internationally recognized presenter and practitioner who specializes in helping school leaders and teachers align their school improvement efforts across an entire campus and/or district.

John D. Ewald, EdD, is a former superintendent, principal, adjunct professor, and teacher. He has been an administrator and teacher at the elementary, middle, high school, and college levels.

Paul C. Farmer is an experienced practitioner who started in education as a career and technical education (CTE) teacher. He has held multiple leadership roles, including department chair, teacher specialist in career and technology education, assistant principal, principal, and project director of instructional technology integration.

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.

Marsha Jones, EdD, is former executive director of curriculum and instruction at Pasadena Independent School District near Houston, Texas. Her experience includes teaching grades 1–8 and serving as elementary assistant principal, elementary principal, middle school principal, and district-level administrator. Under Marsha’s leadership, Pasadena ISD became the largest Model PLC at Work® district in North America and Canada.

With a rich background in educational leadership, Jed has served as the middle school principal for the school district of Onalaska in Onalaska, Wisconsin for the last 15 years. He is passionate about enhancing the learning experience by implementing PLC at Work® and RTI at Work™ strategies.

Michael J. Maffoni, an educator since 1987, has a diverse background that includes experience as a teacher, principal, and central administrator in a variety of districts in Colorado. He also teaches courses in educational leadership as an affiliate faculty member at Regis University.

Danieli Parker is director of innovation and instructional technology for Hallsville ISD in Texas. With more than 18 years of education experience, she has served as a classroom teacher, assistant principal, principal, and director.

Barbara Phillips is an educational presenter and researcher from upstate New York with over 20 years of experience in public education. She specializes in effective instruction and leveraging teacher strengths to maximize student achievement and learning.

Joshua Ray, EdD, is principal at Greenwood High School in Arkansas. He has served as an administrator at the elementary, middle, and high school levels and is a passionate advocate for adult learning and educator well-being.