As Chair of the UK All Party Parliamentary Group on AIDS David passionately and astutely represented the interests of those affected by and vulnerable to HIV in the UK and internationally.
Anton Kerr, head of policy said: 'At a time when many are less focused on the huge task we still have in addressing the global HIV epidemic Davids commitment meant a great deal to so many. As an MP, colleague, policy advocate and friend of many, he will be sorely missed.'