David Stuart is a expert in Drupal, SOLR, and Varnish. He has worked with Acquia, the US Department of Defence. Eurostar, The Department for Education, Comic Relief, CQC.gov.uk, Tate online and many other sites solving scalability, performance and search related issues. David is well-known in the Drupal community as an expert in scalability and search and recently was on the panel of experts discussing Drupal and Scalability at DrupalCon London 2011.