The GSAS Office of Student Affairs is responsible for the welfare of graduate students and monitors their academic status, progress, and discipline. The office also administers leave/travel applications and readmission applications. The assistant director of student affairs also serves as a Title IX coordinator for GSAS and is available to anyone who might have questions or concerns regarding gender-based discrimination or sexual harassment. 

https://gsas.harvard.edu/student-life/harvard-resources/office-student-affairs