# Peer Concentration Advisors ## expand\_more Sociology Peer Concentration Advisors (PCAs) are current Sociology concentrators who have volunteered to meet with students interested in declaring or switching into the Sociology concentration. PCAs are happy to chat with you about their experience in the concentration and what led them to Sociology. You can reach out to any PCA with similar academic, career, or extracurricular interests using their email addresses listed below. [### Aimee Choi ](/people/aimee-choi) Sociology, Class of 2027 Hi! I'm a senior in Winthrop House double concentrating in Sociology and Government. I was born in San Francisco but grew up in Seoul, South Korea. My interests include gender, family, and the intersection between law and society. As a pre-law student, I... ![headshot of Aimee Choi](/sites/g/files/omnuum1481/files/styles/hwp_4_5__690x865/public/2026-05/Aimee%20Choi%20headshot.png?itok=YQH4PiCV) [### Lauren Choy ](/people/lauren-choy) Sociology - Honors Track, Class of 2027 Hello! My name is Lauren, and I am a senior double concentrating in Sociology and HBBE (Human Biology, Behavior, and Evolution). I grew up in Boston (in a smaller neighborhood called Jamaica Plain!) and now live in Currier House. I am especially... ![headshot of Lauren Choy](/sites/g/files/omnuum1481/files/styles/hwp_4_5__690x865/public/2026-05/Lauren%20Choy.jpg?itok=nQUAyGWO) [### Bella Evans ](/people/bella-evans) Sociology (Joint - Sociology Primary, WGS Allied), Class of 2027 Hi everyone! My name is Bella, and I am a Senior in Mather pursuing a joint degree in Sociology and Women, Gender, and Sexuality Studies, with a secondary in Psychology. I'm originally from Orcas Island, Washington (west coast, best coast!). I am so, so... ![A Headshot of Bella Evans](/sites/g/files/omnuum1481/files/styles/hwp_4_5__690x865/public/2025-04/Bella%20Evans.jpeg?h=e4791b42&itok=p7iLgzCy) [### Marri Gebril ](/people/marri-gebril) Sociology (Joint - Sociology Primary, AAAS Allied), Class of 2028 Peace y’all! I’m Marri Gebril, a junior in Dunster House pursuing a joint concentration in Sociology and African & African American Studies (Afro-Latin track), along with a citation in my native tongue, Arabic. My roots are Egyptian, but I was born in New... ![Headshot of Marri Gebril](/sites/g/files/omnuum1481/files/styles/hwp_4_5__690x865/public/2026-05/Marri%20Gebril%20headshot.jpeg?itok=pFtW2gZn) [### Daisy Gonzalez Sanchez ](/people/daisy-gonzalez-sanchez) Sociology - Honors Track, Class of 2027 Hi everyone! My name is Daisy Gonzalez Sanchez, a Senior from South Carolina living in Kirkland House! I am concentrating in Sociology (and writing a thesis) with a secondary in Ethnicity, Migration, and Rights (EMR). Within the department, I have taken a... ![Headshot of Daisy Gonzalez Sanchez](/sites/g/files/omnuum1481/files/styles/hwp_4_5__690x865/public/2026-05/Daisy%20Gonzalez%20Sanchez.jpg?h=eb3e167c&itok=UciD86xH) [### Helen Hailemariam ](/people/helen-hailemariam) Sociology - Data Analytics Track, Class of 2027 I'm a Senior at the College studying Sociology on the Data Analytics track. I'm really interested in using sociology to better understand the systems that shape everyday life -- especially around education, community building, and inequality -- and how... ![headshot of Helen Hailemariam](/sites/g/files/omnuum1481/files/styles/hwp_4_5__690x865/public/2026-05/Helen%20Hailemariam.png?itok=qS5VOpC4) [### Mikalah Hodge ](/people/mikalah-hodge) Sociology - Honors Track, Class of 2027 Hey y’all! My name is Mikalah, a Senior from Dallas, TX living in Winthrop House! I am a double concentrator in Sociology and Government. I am primarily interested in systems of domination and public policy. I also love theory (let’s talk about post... ![A headshot of Mikalah Hodge](/sites/g/files/omnuum1481/files/styles/hwp_4_5__690x865/public/2025-04/Mikalah%20Hodge.jpeg?h=0d2946cf&itok=HTSNyL9i) [### Rose-Anna Joachim ](/people/rose-anna-joachim) Sociology, Class of 2028 Hi everyone! My name is Rose-Anna, and I’m pursuing a double concentration in Sociology and Government, along with a language citation in American Sign Language. I’m originally from Cape Cod, Massachusetts, and I currently live in Quincy House. I’m also... ![headshot of Rose-Anna Joachim](/sites/g/files/omnuum1481/files/styles/hwp_4_5__690x865/public/2026-05/Rose-Anna%20Joachim%20headshot.jpg?itok=VmFUKk8I) [### Shayna Leng ](/people/shayna-leng) [shayna\_leng@college.harvard.edu](mailto:shayna_leng@college.harvard.edu)Sociology (Joint - History and Science Primary, Sociology Allied), Class of 2027 I am an international student from Singapore, jointly concentrating in Sociology and History of Science, with a secondary field in Education Studies. I'm writing a thesis about how assisted reproduction technologies affect the way women understand their... ![Headshot of Shayna Leng](/sites/g/files/omnuum1481/files/styles/hwp_4_5__690x865/public/2026-05/Shayna%20Leng.jpg?itok=_AlHMd3J) [### Henry Ma ](/people/henry-ma) Sociology - Honors Track, Class of 2027 Hey everyone, my name is Henry! :) I am a senior pursuing a double concentration in Sociology and Molecular & Cellular Biology (with a secondary in Astrophysics). I grew up in Easton, Massachusetts, and now I’m living in Winthrop! I love learning how... ![Headshot of Henry Ma](/sites/g/files/omnuum1481/files/styles/hwp_4_5__690x865/public/2026-03/ma_headshot.jpeg?h=1f67dd27&itok=H2YLvZug) [### Chloe McKain ](/people/chloe-mckain) Sociology - Data Analytics Honors Track, Class of 2027 Hi! My name is Chloe and I am a senior in Dunster House, originally from Trenton, New Jersey. I am concentrating in Sociology on the Data Analytics Track but also enjoy language learning, earning my citations in French and Spanish. My sociological... ![Headshot of Chloe McKain](/sites/g/files/omnuum1481/files/styles/hwp_4_5__690x865/public/2026-05/Chloe%20McKain.jpg?itok=50hEG5JW) [### Zulette Romero ](/people/zulette-romero) Sociology, Class of 2028 Hi everyone!! My name is Zulette, and I am a junior double concentrating in History and Sociology with a secondary in Latino Studies. I am from Arkansas, and I currently live in Cabot House. On campus, I am involved in several public service and cultural... ![headshot of Zulette Romero](/sites/g/files/omnuum1481/files/styles/hwp_4_5__690x865/public/2026-05/Zulette%20Romero.jpeg?h=848e5ca0&itok=AHcn-CbD) [### Jocelyn Shek ](/people/jocelyn-shek) Sociology (Joint - Sociology Primary, Statistics Allied), Class of 2027 Hello! I’m Jocelyn, a senior pursuing a joint concentration in sociology and statistics (data science track). I’m originally from Los Angeles but now reside in Quincy House (go penguins!). I’m interested in how community, identity, and opinion are shaped... ![A headshot of Jocelyn Shek](/sites/g/files/omnuum1481/files/styles/hwp_4_5__690x865/public/2025-04/Jocelyn%20Shek.jpg?itok=zrPC3smb) [### Julian Tinmouth ](/people/julian-tinmouth) Sociology - Honors Track, Class of 2027 Hi! I'm Julian and I'm a senior in Dunster doing a double concentration in Sociology and Applied Math. I came to Harvard knowing I wanted to study something with math, but I found my love for sociology and declared it as a concentration in my junior fall... ![headshot of Julian Tinmouth](/sites/g/files/omnuum1481/files/styles/hwp_4_5__690x865/public/2026-05/Julian%20Tinmouth.jpg?h=9254208e&itok=II6mtjul)