Office hours/Auditors Spring 2022

Office Hours: For the time being, I will be holding appointment-only office hours.  My regularly scheduled office hours are Tues 1:30-3:00, but I am happy to arrange another time to meet.  To make an appointment, please email Wei Li (  Office hours can be in-person or by zoom; please indicate your preference.

Auditors: It may be possible for auditors to attend my classes this semester, subject to Harvard and public health guidelines.  Please send me an email to discuss this possibility.  Please do NOT just show up for class if you are not an enrolled student