What part of  do you come from? http://www.colinward.co.uk/site/index.php/5minutemeditationcom-0d1c.pdf themedicinegarden.com  Several sources said Heywood and Darroch were among those who had contacted the paper. Heywood is Britain's most senior civil servant and Cameron's top policy adviser; Darroch is the prime minister's senior adviser on national security issues.