In 2000, A Group Of Parents From Silicon Valley Asked:


WHO WE ARE • School Leadership

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Anson Jackson

Anson Jackson is the Superintendent of Summit Public Schools and has passionately served students and families in education for over 14 years as a teacher and leader. Prior to his current role, Anson was a managing director at Uplift Education in the Dallas-Fort Worth area, where he directly managed and supported 11 middle school principals serving over 5,000 students. Before entering leadership, Anson worked to close the achievement gap as a math teacher and interventionist. From 2006 to 2011, he worked at KIPP TRUTH Academy and a traditional public school district in the Dallas area. After graduating from the University of Kansas with a B.S. in mathematics in 2004, Anson joined Teach for America as a math teacher in the Rio Grande Valley region. He earned his M.Ed. in educational leadership and policy in 2011 from Southern Methodist University in Dallas, TX and is also a Pahara Nextgen 2016 fellow.

Heads of Schools

Caitlyn Herman
Head of Schools

Caitlyn Herman is the founder and Executive Director of Summit Public School: Shasta in Daly City. She is committed to giving all students access to a high-quality education and the opportunity to attend their best-fit college. Caitlyn began her career in New York City public schools as a science teacher at Essex Street Academy. At Essex Street she served as the department coordinator building out the school's project-based curriculum for all grades. She also spearheaded the effort to focus the school's advisory curriculum around wellness, habits of success and college readiness. While teaching she also worked as an adjunct professor at NYU'S graduate School of Education teaching science curriculum to aspiring teachers. It is during these years that her passion for making sure that all students had access to high-quality school options was ignited. In 2011 she moved to the Bay Area seeking a small school environment focused on educational access for all and found a home at Summit Public Schools. Caitlyn grew up in Pennsylvania and holds a BA in Biology from Lafayette College (Division I cross-country and track), a MA from New York University in Secondary Science Education and a MEd from New England College in School Leadership as part of the Principal's Residency Network program with the New York City Public Schools' system.

Sean McClung
Head of Schools

Sean is passionate about creating transformative learning experiences that empower all students to seek out their purpose, direct their own learning, and realize their fullest potential. He has worked with students of all ages, from early childhood to early college programs, and with communities as far away as New York and Beijing before returning home to the Bay Area.

Prior to joining Summit, Sean served as the Principal of MetWest High School, a Big Picture Learning school in Oakland Unified, and as Principal of Impact Academy, a high school in the Envision Education network. Sean earned his B.A. in English & Religion from Boston University, his Ed.M from the Harvard Graduate School of Education, and his administrative credential through the New Leaders residency program for public school principals.

Abigail Cedano
Head of Schools

Abigail Cedano began her career in education attending Bank Street College in NYC where she received a dual Masters in Early Childhood and Elementary education. She then taught in NYC public schools and was a founding teacher at one of the first Success Academy elementary schools in Harlem. She stayed with Success academies for nine years and in 2011 founded Success Academy Williamsburg, an elementary school in Brooklyn, NY. In their first year of state Common Core testing. Success Academy Williamsburg scored in the top 1% of the state for both English and Mathematics and 100% of her student achieved the highest score of a level four on the state Science test. Her leadership expertise lies in adult learning, teacher coaching, and building teams of teachers, parents and students who can all work together around a common vision that they believe in. In her final year at Success Academies, she continued as a Managing Principal. In addition to running her school, she supported new principals in developing a strong culture in their buildings. In the summer of 2016, she moved home to Seattle and joined Summit Public schools at the Head of Schools. At Summit, she manages the three schools in Washington State, as well as leading other organizational-wide projects including professional development for all principals across the organization.

Summit Public School: Atlas

Katie Bubalo
Executive Director

Katie Bubalo began her dedication to equity in education as a volunteer basketball coach at a Title I high school in Tulsa, Oklahoma. After receiving her teaching degree from the University of Tulsa, she moved to New Orleans where she spent seven years teaching English. She served as a culture dean, academic dean, athletic director, instructional coach at Sci Academy, and the highest performing open-enrollment charter in New Orleans. In addition, she served as the network literacy specialist for Collegiate Academies. During this time, she also founded the women's basketball program at Sci Academy, leading the team from having had no program to placing second in the district in five years. After earning her master's degree in teaching from Relay Graduate School of Education, Katie relocated to Seattle to be closer to her three siblings and niece and nephew. Katie, by the opportunity to create a diverse community school at Summit Atlas in which every student leaves prepared for college success and the passion to do good throughout the world.

Andrea Klein
Assistant Director

Before joining Summit, Andrea Klein held teaching, curriculum development, and leadership positions at New York City’s highest performing charter network for the past nine years. As a 2006 Teach for America Corps member, she taught in Newark, New Jersey. A Native Montanan and the mother of Michael, 3, and Mathers, 7 months, Andrea is passionate about providing all children with quality, innovative, and personalized education that will ensure success all the way through and beyond college. Andrea received her undergraduate degree from Whitman College and teaching credential through Seton Hall University. When she is not thinking about, talking about, or working on education, Andrea can be found spending time with her family and friends hiking, reading, and enjoying being back in the PNW!

Everest Public High School

Jimmy Zuniga
Executive Director

Jimmy’s passion for student empowerment, school design, and education policy began while he was a student at Summit Preparatory High School. Jimmy volunteered to assist Summit teachers during summer school and to work under then-Executive Director Diane Tavenner on various projects; taken together, these experiences inspired Jimmy to pursue a career in education. With the generous support of the Gates Millennium Scholarship, he received a B.A. in Psychology and M.A in Educational Studies at Tufts University. Jimmy continued his exploration in local schools in Boston, and his master’s program at Tufts focused on a critical analysis of equity in the U.S. public education system. Afterwards, Jimmy received an M.A. in Education and Single Subject Credential in the Teaching of English at the Stanford Teacher Education Program (STEP) where he concentrated his studies on teaching heterogenous student populations and Complex Instruction. Jimmy taught English at Everest Public High School for four years, and each summer, he interned with diverse teams across Summit's home office to build knowledge and practice skills associated with school leadership at Summit schools. He is now the Executive Director at Everest Public High School.

Summit Preparatory Charter High School

Caitlin Reilly
Executive Director

Caitlin Reilly is a Washington D.C.-area native and credits her own excellent public education and her work in area schools there for developing her passion for ensuring that every student has the opportunity to experience an excellent education. After studying Accounting and Spanish at the University of Virginia, she decided to merge her love for working with youth, speaking Spanish and working for social justice by joining Teach for America in D.C. as a high school Spanish teacher. During that time, she earned her Masters of Teaching from American University and grew into a teacher leadership role as an instructional coach for fellow teachers. In 2013, she moved to Boston, earned a Masters of School Leadership at the Harvard Graduate School of Education and then returned to her D.C. charter network where she led the middle school as Vice Principal of Instruction before joining Summit Public Schools in 2015. Caitlin served as the Director for Expeditions at Summit Prep, Everest, Denali, Rainier and Tahoma for two years before transitioning to her role as the leader of Summit Prep. She is excited to return to working with one school community to bring together families, teachers, and students around a vision for the possibilities for each student's future upon graduation.

Cady Ching
Assistant Director

Cady Ching joined Summit Public Schools in 2013 as a 10th-grade Biology teacher. Cady supported the organization through the shift to personalized learning and took on an additional course of AP Environmental Science in 2016. This year, she is excited for her new role as an Assistant Director at the organization's first school, Summit Prep. Her journey to and through education has included working with literacy development in her home community, Oahu, teaching and working with indigenous students in Rapid City, South Dakota and the Coeur d'Alene Indian Reservation, and most recently spending summers as an instructional coach for personalized learning. Cady is originally from Honolulu, Hawaii and holds a BA in Human Biology with an Area of Concentration in the intersection of Ethnicity, Health and Education and a minor in Native American Studies from Stanford University. She also holds a MA in Education from Stanford Graduate School of Education.

Summit Public School: Denali

Kevin Bock
Executive Director

Kevin Bock joined Summit Public Schools in 2011 as the founding chemistry teacher at Summit’s second school, Everest. Prior to Summit, Kevin taught science in both charter and district schools in the Bay Area. At Summit, he has piloted educational technology and personalized learning, where he has worked to prepare a diverse group of students for success in college and to be thoughtful contributing members of society. Kevin has served as a cooperating teacher for the Stanford Teacher Education Program. He was a Leonore Annenberg Teaching Fellow of the Woodrow Wilson Foundation and a fellow of the Knowles Science Teaching Foundation. Kevin is an alumnus of Yale University, where he studied Chemistry and Political Science, and he earned an MA in Education from Stanford University's Graduate School of Education. In 2013, he was honored by Stanford University as an alumni leader in education. Kevin became the Assistant Director of Summit Rainier in the spring of 2014.

Anica Bilisoly
Assistant Director

Anica Bilisoly joined Summit Public Schools in 2016 as the Assistant Director at Summit Denali. Prior to Summit, Anica taught elementary school in both charter and district schools in the Metro Atlanta area. She served in a leadership role at KIPP STRIVE Primary School as a grade level chair and also led network-wide teacher collaboration as a KIPP Foundation Community Leader. Anica is an alumna of the University of Virginia, where she studied Spanish and Economics for her undergraduate degree. She earned a Master's degree in Policy, Organization, and Leadership Studies from Stanford University's Graduate School of Education. Anica has been the Assistant Director of Summit Denali since spring of 2016.

Summit Public School: K2

Shilpa Duvoor
Executive Director

Shilpa joined Summit in 2009, as a student teacher in History, and has taught 7th, 9th, and 12th grades, and participated in Summit's Leadership and Instructional Fellows program. Shilpa's teaching has been profiled on the Teaching Channel and Reading Like a Historian websites, and she has served as a curriculum advisor to SHEG (Stanford History Education Group). Since then, she was been a founding teacher at Summit K2, as well as an Assistant Director, and now serves as K2's Executive Director. Shilpa earned her B.A. in Political Science from Williams College, and her Ed.M and teaching credential from Stanford University. Shilpa is passionate about empowering students to enact social change and to realize their fullest potential,regardless of their backgrounds. Prior to Summit, Shilpa worked with Envision Schools and taught in her hometown, New York City.

Summit Public School: Olympus

Greg Ponikvar
Co-Executive Director

Greg’s passion for education began at his own large, diverse public high school where he witnessed how the quality of educational experiences can dramatically affect lives, for better or for worse. Since then, he has devoted his life to the creation of outstanding learning experiences for all young people. Greg earned his bachelor’s degree in education and history from UC Santa Barbara while working full-time as a community service officer, teacher, and tutor for at-risk youth. Following graduation from Stanford’s teacher education program, Greg helped build Everest Public High School as its founding history teacher. In 2013, the same year his mentees graduated and headed off to college, Greg earned his National Board Certification in History/Social Sciences. Most recently, Greg was the creator and executive director of the Summit Expeditions program, leading a highly passionate team of teachers across all 7 Summit schools in the Bay Area. Greg then jumped at the chance to move to Washington and be a part of the team establishing the first charter schools of the state. He is excited to be a part of building a new public school in Tacoma that will inspire and serve any and all students who choose to attend, no matter their backgrounds, abilities, or passions.

Alex Horowitz
Co-Executive Director

Alex Horowitz deeply believes in Summit’s philosophy that all students, no matter who they are, can master rigorous material and thrive in college. Alex is driven by this core belief and is committed to ensuring that every young person has a phenomenal public education. He has taught multiple subjects in both a large district school and high performing charter school. In 2013, Alex transitioned to a school leadership role, serving as the Academic Dean at Leadership Public Schools in Richmond, California. In this capacity, Alex collaborated with teachers and staff to ensure that all classrooms were engaging, inclusive and aligned to college readiness skills. Alex is thrilled to be at Summit in Tacoma and loves coming to work every day to interact with the amazing students, families, and teachers who are a part of the Olympus community.

Summit Public School: Rainier

Jesse Roe
Executive Director

Jesse's formal education included attending public schools in northwestern New Jersey and obtaining an undergraduate degree in mathematics at Boston University. Those experiences, as well as summer jobs as a camp counselor and tutor, prompted Jesse to enter the education field through a Math for America Fellowship immediately after finishing his bachelor's degree. This fellowship led to a Master's degree at Columbia's Teachers College and five years of teaching high school mathematics in New York City. In the summer of 2011, Jesse moved to the bay area and started a teaching as the founding math teacher at Summit Tahoma in San Jose. In his seven years of teaching, Jesse developed a passion for mentoring high school students; this passion motivated Jesse to take a job on the SPS Academics Team as the non-cognitive skills specialist before becoming the Executive Director of Rainier in the spring of 2014.

Edwin Avarca
Assistant Director

Edwin Avarca joined Summit Public School: Rainier in the Fall of 2012 as a World History teacher and founding AP US History teacher. Edwin became interested in education at a young age when he witnessed the inequities that education can create if all students are not provided rigorous academic experiences with the cognitive and emotional support to be successful. Prior to this work, he worked as a legal assistant in the private sector and was a community organizer in rural Ohio. He also served as Breakthrough Silicon Valley's Dean of Faculty and Writing Instructional Coach during the summers of 2013 - 2015, where he coached emerging teachers and helped them establish equitable classroom opportunities. Edwin graduated from Oberlin College with a BA in History and Comparative American Studies and earned his MA from the Stanford University's Teacher Education Program.

Summit Public School: Shasta

Wren Maletsky
Executive Director

Wren Maletsky joined Summit Public Schools in 2011 as the AP Environmental Science teacher at Summit Preparatory Charter High School. In 2014, Wren became the Assistant Director at Summit Prep. In 2016, Wren moved to Summit Shasta and is thrilled to be the Executive Director at this school. Growing up in Durham, North Carolina as the daughter of two teachers, Wren always knew she wanted to be an educator. Experiences playing competitive sports in high school and college, working as a summer camp counselor, and volunteering as a tutor instilled in Wren the value of community and embracing diversity. She truly believes that all students deserve a high-quality education. Prior to Summit, Wren taught Biology and AP Biology at a charter school in Harlem, New York City. Wren has served as a cooperating teacher for the Stanford Teacher Education Program and is an alumna of Duke University, where she studied Biology and English. She earned a Master’s degree in Education from Stanford University’s Graduate School of Education in 2009. In 2013, Wren earned her National Board Certification in Adolescent and Young Adult Science Teaching.

Ava Petrash
Assistant Director

Ava Petrash joined Summit Public Schools as a 9th Grade English teacher at Summit Prep in 2013. Since leaving the classroom, Ava has worked to support schools through coaching and management of academic programs. She is incredibly excited to join the Shasta faculty as Assistant Director. Her journey in education began with teaching summer programs for high schoolers in Atlanta and the Mississippi Delta and then through working with Teach for America as a Campus Campaign Coordinator in college. After graduation, she worked for a year as a tutor and teaching resident as part of the Match Corps program at Match Charter Public High School in Boston. She has also taught 9th grade English at KIPP DC College Preparatory High School in Washington D.C. Ava is originally from Kensington, Maryland, holds a BA in English and Sociology from Wake Forest University and an MA from the Charles Sposato Graduate School of Education.

Summit Public School: Sierra

Malia Burns
Executive Director

Malia fell in love with education as a history teacher at a public high school in the South Bronx. After teaching there for three years, Malia moved to Chicago where she joined the Muchin College Prep team, a campus of the high performing Noble Street Charter School Network. While teaching literature there, Malia experienced the opportunity charter schools can provide students, families, and educators. She is honored to have hand-picked an incredible faculty at Summit Sierra and looks forward to the amazing success Sierra’s students will experience. Malia graduated from Seattle University and received her Master's in Education Leadership from Teacher's College at Columbia University.

Summit Public School: Tahoma

Jonathan Stewart
Executive Director

Jonathan joined Summit Tahoma on June 10, 2015 - the day of Tahoma's first graduation. Previously he worked for PUC Schools in Los Angeles as the Director of Teacher Development, leading a partnership grant from the Bill and Melinda Gates Foundation. He was also a principal for PUC Nueva Esperanza Charter Academy. He was a teacher trainer in the Peace Corps in Namibia and has been an instructional coach in Oakland Unified and LAUSD. As a teacher, he received an award for Exemplary Work in the Education of Highly Able Students from Johns Hopkins University. Jonathan holds a B.A. in American Studies with a concentration in Education Policy and an M.A. in Education Leadership from U.C. Berkeley.

Megan Toyama
Assistant Director

Megan Toyama is the Assistant Director at Summit Public School Tahoma. Megan was the founding history teacher at Tahoma and has taught 9th, 10th, and 11th-grade history prior to this role. Before helping to start Tahoma, Megan was a graduate student at Stanford University's Teacher Education Program and a student teacher at Summit Preparatory in Redwood City, CA. Megan has taught in Boston, MA and Sacramento, CA. Megan was born and raised in Sacramento and completed her undergraduate studies at Scripps College in Claremont, CA.

Summit Public School: Tamalpais

Abbie Ridenour
Executive Director

Abbie Ridenour is the Founding Executive Director of Summit Tamalpais located in Richmond, CA. Abbie's passion for education reform began while in undergrad at UCLA as she researched the benefits of diversity in schools and worked directly with students and families who desired change in their educational experience. She started her teaching career in East Los Angeles, teaching history in both large comprehensive and small charter high school settings in LAUSD. She joined Summit in 2010 to help launch Everest Public High School, Summit’s second high school in Redwood City, CA. She has since served over seven years at Summit both as a history teacher and in school leadership at Everest, Shasta, and Tam. One of her proudest moments at Summit was watching her mentor group walk across the stage at graduation after working alongside them over their four-year journey at Summit and ensuring that 100% of their graduating class was accepted to a four-year college. She loves working at Summit because she shares our commitment to creating empowering, inclusive school communities that provide college access to all students. Abbie holds both a Bachelor of Arts in Political Science and a Master's Degree in Education from UCLA.

Aukeem Ballard
Assistant Director

Before being one of the co-leaders at Summit Tam, Aukeem most recently was a Dean of Students and a Habits, Culture and Community (HCC) teacher at Summit Preparatory Charter High School, our flagship Summit school in Redwood City, CA. He started his work with Summit Public Schools when he help build the first iteration of the Summit Learning Platform in summer of 2013. He taught Social Studies and mentored students for four years, now in universities ranging from Berkeley to New York! Over his time at Summit Prep, he worked with the Summit Prep community to create a vibrant student leadership program. He built local service leadership opportunities, created student-led ethnic studies courses, social justice service trips to various countries with students, and helped supplant a functioning student government system. Before Summit he taught middle school social studies and language arts at Portland Public Schools and was involved with city and state civic education initiatives. He obtained both a BA and MA from Lewis & Clark College. He loves slam poetry, great food, and dancing to the music of life.


Lucretia Witte
Executive Director

Lucretia Witte is the Executive Director of Expeditions. As a student, Lucretia was educated in public, private, parochial, homeschool and boarding school environments, which has led her to view education broadly and inspired her to connect students from all backgrounds with out-of-the-classroom learning opportunities. Before coming to Summit, Lucretia taught 6th through 12th grade English, first at a charter school in Bridgeport, CT, then at a mountain school in Zermatt, Switzerland, and most recently at Athens College in Greece, where she was on a Fulbright Scholarship. Lucretia's favorite teaching experiences were teaching students how to climb mountains and when her English students made a Story Club to share their creative work. Lucretia holds her BA with Honors in English and Spanish Literature from Dartmouth College and her Master’s in Public Policy from Georgetown. Lucretia is the recipient of several awards, including the Teach for America Sue Lehmann Award for Excellence in Teaching, the Graduate Fellowship from Georgetown, and the Pablo Eisenberg Fellowship for Public Service. If she were to offer an Expeditions class it would be "Ranching: History and Practice in the Breadbasket of America" or "Microeconomics: Reviving the American Dream in the Age of Globalization."

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