First Initial.Last Name@ucl.ac.uk
Let the person in the ground floor reception know you want to see me, and I can pick you up.
My mailing address is:
University College London
Dept. of Computer Science (1ES)
London WC1E 6BT
Tel. No: ++44 20 3549 5254 (internal extension: 65254)
Fax. No: ++44 20 7387 1397
I maintain a public calendar to indicate when I am not in town.