Leadership Team

Every day, The Langley School’s leaders apply their passion and expertise to shaping the exceptional Langley experience for our students and families. 

Michele ClaeysHead of School

Michele assumed the role of head of school on July 1, 2021. She brings a breadth of important leadership skills and experience to Langley – from founding arts education programs at two schools in Managua, Nicaragua, to understanding the needs of young learners as a third-grade teacher at Columbia Grammar and Preparatory School in Manhattan, to growing enrollment to 500+ students as a strategic, innovative, and growth-minded head of school at the Ross School in New York, to leading the middle school division with 240 students as associate head of school and head of middle school at the Norwood School in Bethesda. In her various roles, Michele has overseen the hiring, development, and supervision of faculty and staff, managed large operating budgets, led the high school placement process for eighth-graders, advanced curriculum and teaching with notable results, led diversity and equity initiatives, and built deep partnerships with a variety of constituencies, including trustees, parents, faculty, staff, and students. 

Michele holds an M.S. from Bank Street College of Education and a B.A. from the University of Michigan.

Sarah Beck, Head of Lower School/Director of Curriculum & Instruction

Sarah joined Langley in 2019 from Glasgow Middle School in Fairfax County, where she served as both a history teacher and an administrator. In her roles as social and emotional learning coordinator, academic dean, assistant principal, and director of student services, Sarah revised Glasgow’s vision in collaboration with staff, designed a school-wide social and emotional learning curriculum, launched a positive behavior management program, and enhanced the capacity of teachers through professional development and evaluation programs. In recognition of her contributions to the field of education, she was selected as the Bailey’s Crossroads Teacher of the Year in 2015 and the Fairfax County Public Schools Outstanding Leader of the Year in 2017.

Sarah earned an M.Ed. from The George Washington University, a B.A. from Stanford University, and a certificate in educational leadership and administration from The George Washington University. 

Nadia Boga-Sbihi, Director of Human Resources

Nadia has more than 10 years of international experience across management, employee engagement, employee relations, compensation analysis, talent acquisition, and onboarding roles. Before joining The Langley School, she was a global human resources manager with an international energy consulting firm, where she oversaw the HR strategy and direction for U.S. and field operations. Throughout her career in different parts of the world, Nadia has established a track record of success by leveraging a collaborative leadership style to accomplish many of her short- and long-range objectives promoting the human capital as the most valuable asset for any organization. She is an active SHRM-SCP certified HR professional who is fluent in English, French, and Arabic and proficient in Spanish. 

Nadia received her MBA in finance from George Mason University, a B.A. in marketing from ISCAE, Casablanca, Morocco, and a certificate in human resources management from George Mason University.

Greg Bokman, Chief Financial Officer

Greg is a CPA and brings 25 years of financial experience to Langley, having previously served as the chief financial officer at the Washington International School (WIS) for four years before coming to Langley in 2017. Prior to WIS, Greg was the CFO for the Smithsonian Institution’s commercial organization and has also held financial roles at AOL, Black & Decker, and Deloitte.

Greg received his B.S. from University of Maryland-College Park.

Deborah DonDirector of Admission and Financial Aid

Debbie has spent the past eight years working in admissions and advancement at Barnesville School of Arts & Sciences in upper Montgomery County, MD, supporting and then leading the school’s admissions, advancement, and marketing efforts. She is looking forward to bringing her commitment to independent school education to Langley’s admission team.

Debbie earned her J.D. from Boston University School of Law and a B.A. from Rutgers University, Camden College of Arts & Sciences.

Emily Dutton, Head of Middle School

Emily joined Langley in 2021, bringing nearly 15 years of both teaching and leadership experience at independent schools in New York and California. Most recently, she served as dean of students and as a member of the strategic leadership team at San Francisco's Drew School, where she was responsible for the academic and social-emotional experience of nearly 300 high school students. Emily started her career at Horace Mann School in New York, where she focused on the middle school years. During her nine years there, she served as a student activities coordinator, history teacher, advisor, and grade-level team leader. She also developed an inclusive student leadership model and helped create the department's scope and sequence.

Emily earned an M.A. and M.Ed. from Columbia University's Teacher's College and a B.A. from Hamilton College.

Ricki MarionHead of Development

A nonprofit professional with more than 16 years of development and special events experience, Ricki served as a development consultant for Langley for several years before joining the staff in 2021. Previously, she was director of development for The Washington Ballet, director of development and community relations for the Workhouse Arts Center, executive director of Bowen McCauley Dance, and assistant director of special events at the Wolf Trap Foundation for the Performing Arts. 

Ricki holds an M.S. and a B.F.A. from Shenandoah University and is a Certified Fund Raising Executive (CFRE).

LaToya NeedhamDirector of Extended Day, Enrichment, and DEI

LaToya joined the Langley community in 2012. Over the last 10 years, she has run the extended day (Club E.D.) program, the enrichment program, Leopard Cubs, and the satellite school for faculty and staff, and recently stepped into the role of diversity, equity, and inclusion coordinator. Prior to coming to Langley, LaToya spent a year working for the AmeriCorps program, City Year. She also taught in the fifth-grade classroom at DC Scholars Stanton Elementary in Southeast DC. While there, she served as the community engagement coordinator and on the ambassador board that frequently met with DC politicians and leaders to discuss the state of the public school system. 

LaToya holds a B.A. from George Mason University.

Anna Shiroma, Head of Primary School

Anna came to Langley in 2019 from Ingenuity Prep in Washington, DC, where she served as a principal, instructional leadership coach, and founding master teacher. During her time there, she built a successful preK3 and preK4 program for more than 120 students, focusing on social-emotional learning and high-quality early literacy and math instruction. Anna began her teaching career in Honduras and has also taught early childhood classes in Sweden and Washington, DC. She was a DC Teacher of the Year nominee in 2011 and a Washington Post Principal of the Year finalist in 2016.

Anna earned an M.S. from Johns Hopkins University and a B.S. from Davidson College.

Dr. Sarah Sumwalt, Director of Student Support & Social-Emotional Learning

Sarah joined the Langley community in 2017 in the newly created role of director of social and emotional learning. While earning her Ph.D. in clinical psychology, her graduate research focused on friendships during early adolescence and specifically on the interplay between social and emotional well-being. Prior to working at Langley, she practiced as a child and adolescent psychologist at the Wake Kendall Group, PLLC in Washington, DC, and served as the director of learning services at the Lowell School.

Sarah holds a Ph.D. from SUNY, University at Buffalo and a B.A. from the University of Virginia.

Brittany WestbrookDirector of Strategic Marketing & Communications

Brittany came to Langley in 2021 from the Columbus School for Girls in Ohio, where she directed and implemented the school’s internal and external marketing efforts, increased its brand recognition and thought leadership, and was deeply involved in developing its DEI programming. Previously, Brittany served as assistant director of public affairs/marketing and communications strategist at the Central Ohio Workforce Investment Corporation and as a reporter at several television stations in Ohio, Pennsylvania, and Illinois.

Brittany holds an M.S. from Franklin University and a B.S. from Northwestern University.