Meet Our High School Team

Rebecca Mortier | Director of High School

Rebecca Mortier received a bachelor’s degree in liberal studies, a multiple subject teaching credential, and a master’s degree in mathematics with a focus on conceptual understanding from San Diego State University. She also earned an administrative credential from National University. Prior to joining CAVA at San Diego in 2011, Rebecca taught for eight years in a brick-and-mortar school and taught college courses for three years at San Diego Community College. With CAVA at San Diego, she taught math intervention, served as a department coordinator, served as a regional lead teacher, and high school principal before becoming the director of high school.

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Sara Laurent | High School Assistant Director

Sara Laurent received a bachelor’s degree in liberal studies, multiple subject teaching credential, and single subject teaching credential in mathematics from California State University, Long Beach. She also received a master’s degree of education in learning and technology through Western Governors University. Sara Laurent has been working in the field of education since 2005 and employed by CAVA since 2010. Prior to working in administration in 2016, Sara was a high school math teacher for 10 years, a high school swim coach for four of those years, and an elementary school teacher for one year.

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Mina Arnold | High School Principal

Mina received her Bachelor’s degree in Biology from University of California, San Diego.  She studied abroad for a year studying genetics at the University of Sydney, Australia. She then went on to receive her Single Subject Teaching Credential, Master’s in Education and Administrative Credential.  She has been in education for 25 years, having taught at a traditional brick and mortar school and also at the college level until coming to CAVA in 2007.  She has served as a teacher, regional lead, principal, and director role during her time at CAVA.

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Shelby Hazelton | High School Principal

Shelby Hazelton received a bachelor’s degree in liberal studies and a multiple-subject teaching credential with a foundational level add-on for mathematics from California State University, Fresno. She has worked in education since 2013 and has been with CAVA since 2017. Shelby has experience teaching at the elementary, middle, and high school levels. She has served as a teacher and lead prior to becoming a principal at CAVA.

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Angie Bright | High School Principal

Angie Bright received a bachelor’s degree in human development with a minor in psychology from UC Davis. After falling in love with the education field while substitute teaching, she earned her single subject social science teaching credential from San Francisco State University. Before joining CAVA in 2013, Angie Bright taught at a brick-and-mortar school in Sacramento for three years and at another online charter school for three years. Her experience with online schools and passion for alternative education led her to earn her master’s degree in learning and technology from Western Governors University. With CAVA, Angie taught history and psychology, and served as a regional lead teacher and curriculum specialist, before becoming a principal at CAVA.

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Caroline Kalugin | High School Principal

Caroline Kalugin received a bachelor’s degree in social science, single subject teaching credential, and multiple subject teaching credential from Biola University. Prior to joining CAVA in 2012, Caroline taught middle school social studies for 6 years, and homeschooled her own children for 8 years. With CAVA, she taught world history and U.S. history before joining administration as a high school lead in 2015 and principal in 2021.

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Marc Shaw | High School Principal

Marc Shaw received dual Bachelor’s degrees in English and Psychology, a single subject teaching credential in English, a California Administrative Credential, and a Master’s degree in Theology and Literature from Fuller Seminary. Prior to joining CAVA, Marc taught for 9 years in a brick-and-mortar school, serving as English teacher, Department Chair, basketball coach, and administrator. He also served as Assistant HR Director for a Healthcare IT and Cloud Services Company for several years. With both CAVA San Diego and the SCP, Marc taught English 10 and American Literature and regional lead before becoming a high school principal for the CAVA SCP Campus.

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Madonna Johnson | Career & Technical Education (CTE) Program Coordinator

Madonna Johnson has a double bachelor’s degree in human services and sociology from Black Hills State University in South Dakota, a master’s degree in school counseling from Capella University in Minnesota and is a licensed school counselor in multiple states. She has worked in education and work force development in multiple capacities for many years. Madonna Johnson spent some time in Alaska where she worked at the University of Alaska Anchorage (UAA). In her position there, she traveled the state promoting community outreach and engagement with secondary and post-secondary students. Prior to that, Madonna was the tech prep program coordinator at the UAA Community and Technical College. In that role, she worked with secondary students involved in career and technical education. Before entering the post-secondary world, she worked with the military community as a transition and workforce development counselor for service members transitioning out of the military. Madonna Johnson is passionate about offering college and career readiness for all students and providing them the unique educational opportunities through CTE that will allow them to rise to their potential.