Contact Me

The easiest way to get in touch is by email; you can reach me via ncs2130[AT] My mailing address is Columbia Astrophysics Laboratory, Columbia University, Mail Code 5247, 550 West 120th St, NY, NY, 10027.

If you find yourself in Manhattan, you can also stop by my office on the 13th floor of Pupin Hall (the corner of Broadway and 120th Street). It's room 1329.