Web developer since 1993. Linux Journal columnist since 1996. Developer, consultant, and trainer in Python, Ruby, PostgreSQL, Git.

Author of "Practice Makes Python" (http://PracticeMakesPython.com/) and "Practice Makes Regexp" (http://PracticeMakesRegexp.com/). Curator of Daily Tech Video (http://DailyTechVideo.com/).

Frequent speaker, blogger (http://blog.lerner.co.il/), panelist on the Freelancers Show (http://devchat.tv/freelancers).

Editor of Mandarin Weekly (http://MandarinWeekly.com/), a digest of links for people (like me) learning Mandarin Chinese.