Valerie Frias, Chair, (she/her/hers) was appointed to the School Committee in July 2021 and then elected to a three-year term in 2022.  She is an attorney and nonprofit leader with over 20 years’ experience leading organizations serving marginalized populations.  She has advised school districts on policy and legal matters related to special education, LGBTQ issues, and other issues related to civil rights and youth advocacy.  She served as a PTO Co-Chair for Driscoll School, was a member of Brookline SEPAC (Special Education Parent Advisory Council), and served on the Driscoll School Principal Search Committee.  Ms. Frias serves as Co-Chair of the Driscoll School Building Advisory Committee. She is mother to two PSB students and coaches therapeutic sports.  

She earned her Juris Doctor degree from the Northeastern University School of Law and her B.A. in History and German from Tufts University.  Her present term expires in 2028.

Sarah Moghtader, Vice Chair, was appointed to the School Committee in November of 2023, and then elected to a three-year term in 2024. Prior to that, she was a teacher in the Public Schools of Brookline for more than 15 years. She was a middle school French teacher at Ridley, Runkle, Hayes and Lawrence.

Sarah earned a MEd from University of Massachusetts, Boston. She has presented to teachers in local and national conferences, she helped write standards for DESE, and has served on committees here in Brookline as a community member. She and her husband have three kids, one in college and two at Brookline High School.

Suzanne Federspiel (she/her/hers), was first elected to the School Committee in 2017.  She has been an educator for more than thirty years in Connecticut and Massachusetts.  Most recently she served as a special education teacher, a literacy coach, and then as an elementary school principal for the Boston Public Schools.  She is currently a teacher mentor in Boston. 

In addition to her degrees in education from U-Conn, Storrs, and U-Mass, Amherst, Suzanne has an MBA from Boston University. She and her husband have lived in Brookline since 1985.  Their two children attended Pierce School and Brookline High School.  Ms. Federspiel’s current term expires in 2026.

Andy Liu was elected to the School Committee in 2020. He holds a BA in philosophy from Harvard University and a PhD in mathematics from the University of California, Berkeley. Until recently, Dr. Liu worked as a neuroscientist at Boston Children’s Hospital, where he did experiments to understand how cells in the eye sense light and communicate with the brain. He now teaches mathematics at Lynn Classical High School. 

Dr. Liu is a former Town Meeting Member, and he has a son in middle school who is a graduate of BEEP.  Dr. Liu’s present term expires in 2026.

Mariah Nobrega (she/her/hers) was elected to the School Committee in 2020. She holds a BA in Political Science from NYU and an MBA from Northeastern, where she works in the College of Engineering. A near life-long resident of Brookline, Ms. Nobrega attended BEEP at Lynch Center, Lawrence School, and Brookline High School.  

She served as a Town Meeting Member 2009-2022, Brookline Advisory (finance) Committeee member 2015-2020, Brookline Commission for Diversity, Inclusion and Community Relations member 2019-2021, and Pierce PTO Treasurer 2014-2019. Ms. Nobrega’s present term expires in 2026.

Carolyn Thall was elected to the School Committee in 2024. She has a BA in Psychology from Trinity College (Hartford) and an M.Ed. from Boston University’s Literacy, Language and Cultural Studies program. She had a multi-faceted career in educational organizations and non-profits including Fair Test, the Asian American Civic Association, and Jewish Vocational Service. She also attended Suffolk University’s School of Art and Design, worked in the building/interiors field, and co-founded and served on the Board of Roslindale Open Studios.

In Brookline, she has been a Town Meeting Member since 2016, served on the Advisory Committee, and has had children in the public schools since 2011, from Kindergarten through 12^th grade. Ms. Thall's present term expires in 2027.

Dr. Bob Weintraub is a long-time public school teacher and leader. He holds a B.A. in English, a Masters in Teaching, a CAGS in Pupil Personnel Services Administration/School Psychology, and an EdD in Educational Leadership and Policy Studies. He was a community organizer in Birmingham, Alabama; an English teacher in New Jersey and New York City, a teacher and program director in an alternative high school in Arlington, Mass., the founding principal of the City Magnet School in Lowell, Mass., the principal of the John Runkle School and Head of Brookline High School. Dr. Weintraub then spent 14 years as a Professor of Educational Leadership at Teachers College, Columbia University and Boston University. He is the Chair of the National Calculus Project and has been a Town Meeting Member in Brookline for six years. 

Dr. Weintraub's current term expires in 2028.