Director Europe 27-05-2009 Vision Critical appoints new director Vision Critical appoints John Thornton as a Non-Executive Director. Vision Critical has appointed John Thornton as a Non-Executive Director. John was previously CEO of the largest national mid-market insurance broker… Sign in or Upgrade to Continue Reading This news article is over 10 days old. Subscribe today to access all articles with an annual subscription. Become a member Learn more Already a subscriber? Log in here