Philip Tellis is a geek who likes to make the computer do his work for him. As part of his job with the Exceptional Performance team at Yahoo! he analyses the impact of various design decisions on web application performance. He also maintains the javascript implementation of strftime used in YUI and plays around with security, accessibility and i18n. He is also the maintainer of several opensource projects including ayttm and libyahoo2.

In his spare time, Philip enjoys cycling, reading, cooking and learning spoken languages.

Philip has spoken at several conferences in the past, including FOSS.IN, FREED.IN, Ubuntulive, Linux Symposium, PHP Quebec and WebDU.