Professional Learning Communities

Kara Tidemann has successfully served for over 25 years in education. As a building leader she successfully led an underperforming school to high performance, earning Model PLC at Work® school status for demonstration of exceptional academic achievement over time.

Obie Leff has more than 30 years of expertise in education and leadership. He currently serves as director and principal of Twin Rivers Charter School, a 2024 Model PLC at Work® and National Blue Ribbon School.

Rebecca Williams, executive director of academic programs for Fulton County Schools, has over 15 years of instructional leadership experience. She led Webb Bridge Middle School in Alpharetta, Georgia, enhancing student achievement and transforming school culture.

Lori Curtis has over a decade of professional learning systems experience and currently serves as the executive director of learning, instruction, and technology in the White River School District, a Model PLC district in Buckley, Washington.