Nathaniel Catchpole has been using Drupal since version 4.5, and has been a regular contributor to Drupal core since 2006; along with extensive code profiling, he has contributed over 400 patches to the Drupal 7 release. Nathaniel also maintains the core entity, cache and taxonomy subsystems, as well as the memcache and entity cache contributed projects. In September 2011, Nathaniel became branch maintainer and release manager for the Drupal 8 release cycle.Nathaniel has been with Tag1 Consulting since September 2010. Prior to that, he worked on the Examiner.com Drupal migration and launch, and as a consultant for CivicActions, with clients such as Sony BMG and Amnesty International.