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  • Photo of Dominic Campeau
    Dominic Campeau
    Dean of School Life
    Bio
     
    Dominic Campeau began his career in education in 2001 after playing professional baseball and proudly representing Canada as a member of the national team. He spent over a decade teaching middle and high school students in Florida public schools before joining the Sage Hill community in 2012. During his teaching career he has taught Patterns of Civilization, World History, U.S. History, Government, and Economics.

    Beyond the classroom, Dominic has made a lasting impact as both a coach and school leader. He led Sage Hill’s baseball program to two league championships and a CIF-Southern Section title. His leadership earned him Baseball Coach of the Year honors from the CIF Southern Section and Newport Beach Chamber of Commerce in 2016. 

    Since becoming Dean of School Life in 2018, Dominic has led with empathy, consistency, and a deep commitment to student well-being and belonging. He oversees school culture and student life, managing discipline, advisory program, leadership development, student-led clubs, and academic teams. Dominic also leads a multidisciplinary team that includes School counselors, Lead Class Advisors, the Wellness Team, and administrative staff, all focused on creating an inclusive, healthy, and engaged student experience.

    He holds a B.S. in Social Science Education from the University of Central Florida and an M.Ed. in Independent School Leadership from Vanderbilt University’s Peabody College. A National Board Certified Teacher for grades 6-12 since 2007, Dominic was recently selected for the NAIS Aspiring Heads Fellowship, a program supporting the development of future independent school leaders.
  • Photo of Derek Carlson
    Derek Carlson
    Mathematics Teacher
    Bio
     
    Mr. Carlson joined the Sage Hill faculty in 2004 after teaching mathematics, computer science, and programming at all different levels and in a variety of school environments. He taught at a private boarding school for the learning disabled and at Deerfield Academy in Massachusetts, and he also taught at a middle school in Arizona. Mr. Carlson was previously the chair of the Mathematics department at Sage Hill. Mr. Carlson earned his B.A. in Mathematics/Applied Science with a specialization in computing from the University of California, Los Angeles.
  • Photo of Claire Cassidy
    Claire Cassidy
    Mathematics Teacher
    Bio
     
    Claire Cassidy joined Sage Hill in 2017 as a math teacher. She comes to Sage Hill from Rolling Hills Preparatory School in San Pedro, where she taught multiple mathematics courses, including Business Calculus and Honors Precalculus. She previously taught at Chadwick School in Palos Verdes and at upper and middle schools in Vermont, Idaho and Connecticut. She also has coaching experience in tennis, ski racing, girls’ lacrosse and cheerleading, and is a current competitive tennis player. She received her bachelor’s degree in mathematics from the University of Kansas, where she was nominated as a Rhodes Scholar.
  • Photo of Catie Chase
    Catie Chase
    Young Alumni Program Manager, Assistant Soccer Coach
    Bio
     
    Catie Chase joined Sage Hill School in 2010 as the head coach for Lightning girls’ soccer. Coach Chase became an on campus member of the Athletic Department in 2011 and in 2019 she was appointed as the associate athletic director. In 2022, she moved departments and became the Young Alumni Program Manager for the Advancement Office. Chase has extensive experience working with the Orange County Jewish Community Center (JCC), including serving as athletics chair for the 2013 and 2018 Maccabi Games, which bring more than 2,000 teens to Orange County for athletic competitions. She also teaches indoor cycling and is coaching soccer as part of the JCC’s health and fitness department. Coach Chase is a longstanding member of the Maccabi USA Women’s Soccer team, where she has coached and played soccer internationally in Israel, Brazil, Argentina, Chile, Germany and Austria. She earned her bachelor’s degree from the University of Colorado, Boulder.
  • Photo of Joanne Chen
    Joanne Chen
    Chinese Teacher
    Bio
     
    Joanne Chen returned to Sage Hill in 2019 as a Chinese language teacher. She was previously a founding faculty member at Sage Hill before leaving in 2008 to be a Chinese language professor at Irvine Valley College. She has a bachelor’s degree from the National Taiwan University and a master’s degree from Ohio State University.
  • Photo of Sarah Christeson
    Sarah Christeson
    Administrative Assistant to the Dean of School Life & Co-Director of Summer at Sage
    Bio
     
    Sarah Christeson joined Sage Hill in 2023. She most recently served as the Lower Campus Office Manager at TVT Community Day School. Christeson earned her bachelor’s degree in Liberal Studies with a concentration in math from California State University, Fresno. After graduating, she worked at the Cupertino Union School District Office for but missed working with students. She moved on to Saratoga High School where she served as the College & Career Center guru and PSAT/AP Exam Coordinator. Christeson currently supports the Dean of School Life.
  • Photo of Megan Cid
    Megan Cid
    Director of Athletics, Assistant Coach Girls' Soccer
    Bio
     
    Megan Cid joined the Sage Hill staff in 2003 as junior varsity girls’ soccer coach, and she currently serves as the Director of Athletics and coach. She earned her B.S. in exercise and sports science from Vanguard University. As a three-sport varsity athlete in high school, she competed in volleyball, soccer and softball and was Female Athlete of the Year her sophomore, junior, and senior years. She attended Vanguard on a soccer scholarship, started all four years and was named team MVP and All Far West Regional Player her senior year. Ms. Cid has also coached soccer for more than 20 years. Her husband, Rodrigo “Chino” Cid, coached soccer at Sage Hill School for 8 years and they have two sons, Sebastian and Santiago.
  • Photo of Tamara Conger
    Tamara Conger
    Executive Assistant to the Head of School
    Bio
     
    Tamara Conger joined Sage Hill in 2021 as the Executive Assistant to the Head of School. She previously was the executive assistant to the superintendent of San Marino Unified School District and has many years of administrative office experience at various educational institutions.
  • Photo of Merja Connolly
    Merja Connolly
    Wellness Coordinator, Physical Health Instructor
    Bio
     
    Ms. Connolly joined Sage Hill as a founding faculty member in 2000. In 2016, she received Sage Hill’s Liz A. Resnick Award for her significant contributions to the life of the school. In 2019 she was honored with the Fiona Frasier Award for Excellence in Teaching. As Wellness Coordinator, she runs the 9th and 10th grade Wellness program and collaborates with students through Service Learning projects to educate and ensure all students think about and make choices that support their own wellbeing. She also encourages students to lead a balanced lifestyle inspiring compassion and service. She also coordinates grade-level assemblies on wellness topics, teaches yoga and coaches volleyball. Prior to Sage Hill, she served as the Head Women’s Volleyball Coach at the University of California, Irvine for four years, and she coached the women’s volleyball team at Cornell University for two years. Under her leadership, Cornell won the Ivy League title twice and advanced to the NCAA tournament. Ms. Connolly herself had a distinguished athletic career at the University of California, Los Angeles, where she played both basketball and volleyball. She served as captain of UCLA’s national championship volleyball team and captain of the USA national team at the World University Games in Japan, finishing her career playing in the Italian professional league. Her volleyball jersey (#37) has since been retired by UCLA. Ms. Connolly has completed coursework towards her master’s degree at California State University, Fullerton, and several teacher trainings in yoga and massage therapy.
  • Photo of B.J. Crabtree
    B.J. Crabtree
    Middle School Dean of School Life/Athletic Coordinator, Football Head Coach
    Bio
     
    BJ Crabtree joined Sage Hill full-time as the Middle School Dean of School Life and Athletic Coordinator in July 2025. Crabtree is well-known by the Sage Hill community, having served as head football coach in a part-time capacity since 2016. He previously coached and taught at the Pegasus School as a lower school computer science and engineering teacher for 16 years.
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Sage Hill School

A college preparatory independent day school for grades 7-12.

20402 Newport Coast Drive, Newport Coast, CA 92657
Phone: 949.219.0100  |  Fax: 949.219.1399
Sage Hill School admits students of any race, color, national and ethnic origin to all the rights, privileges, programs and activities generally accorded or made available to students at the School. The School does not discriminate on the basis of race, color, national and ethnic origin in administration of its educational policies, admissions policies, scholarship programs, and athletic and other School administered programs.