February 8, 2006

Carson Workshops Summit - The Future of Web Apps at Kensington Town Hall

July 4, 2008

Open Source Show 'n' Tell at MLS Offices

September 1, 2008

RailsConf Europe 2008 at Maritim proArte Hotel Berlin

March 13, 2014

Pub Standards 100 at Bricklayers Arms, Fitzrovia