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Gerald R. Williams has over 15 years’ experience implementing and supporting PLC and RTI work in schools and districts. Most recently, he served as the executive director of elementary education for the Nampa School District in Idaho.

Tammy Miller is the former director of education for the Monroe County Community School Corporation in Bloomington, Indiana. Under Tammy’s leadership, the district advanced from a state letter grade of D to an A.

Rebecca Nicolas, EdD, is the principal of Fern Creek High School in Louisville, Kentucky. Her work is focused on the implementation of the PLC process and the integration of collaborative teams.

Nathan Meyer, EdD, is an assistant superintendent for accelerated improvement for Jefferson County Public Schools in Louisville, Kentucky. Previously, he served as principal and assistant principal at the DuFour Award–winning Fern Creek High School.

Jamie Nino is an area superintendent of Sanger Unified School District in California and oversees TK–12 school sites. She specializes in developing leaders at all levels, fostering strong learning cultures, and building fortified PLCs.

Michelle Marrillia, an educator since 1996, has a diverse background as an educator and a passion for training coaches in professional learning communities, developing teacher leaders, implementing response to intervention systems, and creating doable coaching programs.

Erica Martin is a literacy specialist at Kildeer Countryside School District 96, located in the northwest suburbs of Chicago. She has experience as a district leader, reading interventionist, and classroom teacher.

Diane Kerr, a consultant, was assistant principal at Mason Crest Elementary School, Fairfax County Public Schools, Virginia. She has supervised and led multiple teams, providing services to schools, parents, and students.

Kyle Palmer, EdD, is the former principal of Lewis and Clark Elementary in Liberty, Missouri. He is a passionate believer in the power of PLCs and uses his expertise to help schools build collaborative cultures to improve student learning.

Dr. Spiller is executive director of Title IX Compliance and Investigations, a new division in Richardson ISD that he has been appointed to onboard. Previously he served for eight years as the Lake Highlands Learning Community executive director in Richardson ISD, a district with more than 10,500 preK–12 students. Darwin has served as classroom teacher, assistant principal, principal, and school support officer.