Dr. Brett Geithman is honored to serve as Larkspur-Corte Madera School District’s Superintendent. As a learning leader, he has focused much of his career on personalized learning through inquiry models of instruction such as Cognitively Guided Instruction (CGI) in math, (Columbia) Reading and Writing Workshop, and makerspace.
Throughout site and district roles, Dr. Geithman has collaborated with students, teachers, parents, administrators, trustees, and community members to continually bring researched best practices into the classroom to enhance student academics and wellness. He believes all children can learn at high levels and has collaborated with Dr. Jo Boaler, Stanford University, on a grades 5-12 mathematics study on growth mindset.
He served as the Assistant Superintendent of Educational Services from 2014-2017 and Executive Director of Human Resources from 2013-2014 for Manhattan Beach Unified School District. From 2008 to 2013 he was a Long Beach Unified School District Principal at Alvarado Elementary, a teaching and demonstration school for (Columbia) Reading and Writing Workshop.
Dr. Geithman is an ACSA Certified Leadership Coach and has developed and facilitated educator professional development workshops for schools and districts throughout the country on workshop teaching, leadership, technology, personalized learning, and sustaining the Cotsen fellowship. Additionally, he was an adjunct professor at California State University, Long Beach in the Doctor of Education and Master's in Educational Administration programs, as well as the University of Southern California’s Master of Arts in Teaching program.
Brett’s university work included research, national conference presentations (such as UCEA and TASH), guest speaking, and collaboration with doctoral faculty on curriculum. In 2009, Brett earned his doctorate from the University of Southern California where his dissertation focused on growth models to determine teacher and school effectiveness.
From 2006 to 2008 he was the Assistant Principal at McGaugh Elementary in Los Alamitos Unified School District. Prior to becoming an administrator he was a Long Beach Unified School District elementary teacher and also taught at the secondary level in alternative settings.
He lives in Marin with his wife, Kristy, and elementary age children, Kai and Isla.