Office Hours
Unless otherwise modified below, office hours are WEDNESDAYS, 09:30 - 11:30, Philadelphia time (usually GMT-5, although it can sometimes vary by an hour depending on idiosyncrasies of daylight savings times), in McNeil 519 or by phone at +1 (215) 898-1507. (Warning: modifications happen, so be sure to check this page often.) In addition, I am often available by phone around 17:30 weekdays. If you come to my office hours but can't find me, be sure to call. I may be in the building but temporarily away from my office, or I may be away but nevertheless available by phone. (My office phone transfers to my mobile.)
MODIFICATIONS:
November 11 hours are 10:30-12, 1:30-3.
No office hours Nov. 18.