Professional Learning Communities at Work®

Anthony Muhammad, PhD, is a much sought-after educational speaker and presenter. A practitioner for nearly 20 years, he has served as a middle school teacher, assistant principal, and principal, and also as a high school principal.

Cassandra Erkens is the author of eight books with more currently in progress, as well as chapters in several anthologies. Additionally, she is a facilitator, a trainer of trainers, an educator, and a coach. Her work focuses on educational topics, including assessment, instruction, leadership, school improvement, and professional learning communities.

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.

Kenneth C. Williams, a former teacher, assistant principal, and principal, shares his experience and expertise as a recognized trainer, speaker, coach, and presenter in education and leadership.

Paul C. Farmer is a practitioner who has worked at the classroom, building, and central office levels. As principal of Joyce Kilmer Middle School, Paul was one of the first principals in Fairfax County, Virginia, to build a PLC.

As an author and a leader in the field, Sharon V. Kramer, PhD, emphasizes the importance of creating and using quality assessments as a continual part of the learning process. Dr. Kramer served as assistant superintendent for curriculum and instruction of Kildeer Countryside School District 96 in Illinois.

Tim Brown, an educational speaker and author, has 30 years of experience in education. As principal of elementary, middle, and high schools in Missouri, he led each to become a successful professional learning community.

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.

Kristi S. Langley, EdS, is the PLC director of a school district in Phoenix, Arizona. She has previously taught in elementary and middle schools and served as a principal at the pre-K, elementary, and middle school levels.

Jerrod Dastrup is the principal at Snow Canyon Middle School in Saint George, Utah. He is passionate about the Professional Learning Communities (PLC) at Work® process and specializes in motivating and supporting teachers and administrators in the areas of PLC, response to intervention (RTI), school culture, and data analysis.