Expert Overview

John has been a software developer for longer than he cares to remember. He learned to program on a Commodore PET back in the 1970s.


He lives in the heart of the Peak District and currently works for 3Squared in Sheffield, developing novel applications for the UK Rail industry. He has spent the last 20 years working for various companies in and around Sheffield, working on systems as diverse as Marine Navigation, DVD production, and Educational Administration. He has also taught part-time at the Department of Computer Science at The University of Sheffield, and at Sheffield Hallam University.

He regularly attends and occasionally presents at the Sheffield .NET User Group and at (def_shef), the Sheffield Functional Programming interest group. In addition, he has presented at DDDNorth, DDDSouthWest and other regional user groups, and also at NDC London in

Things I'm Doing
Talks I've Given

Talks I've Given