# People ## Who We Are [### Meira Levinson ](/people/meira-levinson)Professor of Education Harvard Graduate School of Education Meira Levinson is a professor at Harvard Graduate School of Education (HGSE) and the founder and faculty director of the EdEthics/Justice in Schools initiative at HGSE. She is a normative political philosopher who works at the intersection of civic... ![Levinson Headshot](/sites/g/files/omnuum3616/files/styles/hwp_4_5__690x865/public/playpen/files/meira_levinson_headshot_square_format_01.jpg?itok=0ps4O_WO) [### Liz Block ](/people/liz-block)Director of Strategy, Partnerships, and Outreach In her role at EdEthics, Liz manages the operations of staffing, programs, partnerships, and related research. She also supports a growing network of scholars and practitioners in bridging connections, sharing ideas and resources, and collaborating in... ![Liz Block](/sites/g/files/omnuum3616/files/styles/hwp_4_5__690x865/public/playpen/files/liz_profile_copy_2.jpg?itok=rKafy94w) [### Sara O'Brien ](/people/sara-obrien)Director of Curriculum and Pedagogy In her role with EdEthics, Sara creates pedagogical tools that help educators, school and district leaders, and policy makers think through challenging ethical questions in education. She has written or co-written over a dozen normative case studies and... ![Sara O'Brien](/sites/g/files/omnuum3616/files/styles/hwp_4_5__690x865/public/playpen/files/sara_obrien_web.jpeg?itok=M1q6CrMs) [### Tatiana Geron ](/people/tatiana-geron) Tatiana Geron is currently the Design Studio Research and Evaluation Postdoctoral Fellow at the Edmond and Lily Safra Center for Ethics at Harvard University. Her work examines how teachers resolve ethical dilemmas on-the-ground in classrooms and schools... ![Geron Headshot](/sites/g/files/omnuum3616/files/styles/hwp_4_5__690x865/public/playpen/files/tatiana_headshot_resized_1.jpg?itok=obPPrvwK) [### Alexandra Chang ](/people/Alexandra-Chang) Alex Chang is a PhD student in the Culture, Institutions, and Society Concentration at HGSE. Her primary research interests sit at the intersection of philosophy of education and teacher education, particularly around questions of how teachers and... ![Alexandra Chang](/sites/g/files/omnuum3616/files/styles/hwp_4_5__690x865/public/playpen/files/unnamed.jpg?itok=uZMKDyxz) [### Leopold Cunningham ](/people/leopold-cunningham) Leopold is a senior high school student currently attending Concord Academy. He is deeply interested in Philosophy, Ethics, and the art of building an argument. Leopold acts as the Club president of the philosophy and Ethics club at his school, and serves... ![Leopold Cunningham](/sites/g/files/omnuum3616/files/styles/hwp_4_5__690x865/public/playpen/files/leo_headshot.png?itok=rG-r8h8O) [### Justin Hauver ](/people/justin-hauver) Justin Hauver is a former teacher and current PhD student at the Harvard Graduate School of Education where his research aims to support liberatory pedagogies, study how teachers and students live their values in every decision, and understand how our... ![Justin Hauver](/sites/g/files/omnuum3616/files/styles/hwp_4_5__690x865/public/playpen/files/screenshot_2024-06-20_at_3.51.34_pm.png?itok=HkyJoqTk) [### Ryan Jung ](/people/ryan-jung) Ryan Jung is an undergraduate at Harvard College concentrating in social studies and philosophy with a secondary in educational studies. He is interested in the intersection of political theory and philosophy of education, especially how curriculum can be... ![Ryan Jung](/sites/g/files/omnuum3616/files/styles/hwp_4_5__690x865/public/playpen/files/headshot.jpg?itok=lNvxw4q9) [### Timothy Olivo ](/people/timothy-olivio) Tim is an experienced educator and curriculum developer with a 20-year career spanning various roles in education, focusing on fostering student civic knowledge, engagement, and empowerment. In addition to designing curriculum for EdEthics/Justice in... ![Timothy Olivo](/sites/g/files/omnuum3616/files/styles/hwp_4_5__690x865/public/playpen/files/img_8536.png?itok=zbADh2wp) [### Nicolás Riveros ](/people/Nicol%C3%A1s-Riveros) Nicolás is a Ph.D. student at the Harvard Graduate School of Education (HGSE). He has participated in a wide range of educational projects in Latin America, the Caribbean, and the United States. Before his doctoral studies, he worked as Technical Adviser... ![Nicolás Riveros](/sites/g/files/omnuum3616/files/styles/hwp_4_5__690x865/public/playpen/files/dsc09647_copy_large.jpeg?itok=WW8I_Gll) [### Christiaan Summerhill ](/people/christiaan-summerhill) Chris Summerhill has been a social studies educator andcurriculum developer for nearly two decades. After teaching for a decade in Boston Public Schools he transitioned to teaching at high schools internationally. He has taught in Cameroon, Czechia, South... ![Christiaan Summerhill](/sites/g/files/omnuum3616/files/styles/hwp_4_5__690x865/public/playpen/files/image_123650291.jpg?itok=fUqOdhse) [### Ariana Zetlin ](/people/ariana-zetlin) Ariana Zetlin is a PhD student in Education, Culture, and Society at the University of Pennsylvania. Her research focuses on opportunities for civic dispositional development within K-12 civic education classrooms. Prior to doctoral studies, Ariana worked... ![Ariana Zetlin](/sites/g/files/omnuum3616/files/styles/hwp_4_5__690x865/public/playpen/files/zetlin_photo.jpg?itok=9wgEa2_z) View: [Past Members](/aboutus "Past Members") | [In Memoriam](/aboutus#memoriam "Past Members")