office number: 212-854-7255
IEOR Department,
Columbia University,
Mail Code 4704
S. W. Mudd Building,
500 West 120th Street,
New York, NY 10027-6699
Cell number: 908-692-6017
Work fax number: 212-854-8103
email: ww2040@columbia.edu
URL: http://www.columbia.edu/~ww2040