Imran Khan to step down as Chief Executive The British Science Association (BSA) has today (Monday 25 April) announced that its Chief Executive, Imran Khan, will be stepping down from his post later this year after over three years leading the organisation. Imran will take up the role of Head of Public Engagement at the Wellcome Trust in September. The BSA is now inviting applications from candidates to fill this important and exciting vacancy. Lord David Willetts, former Science Minister and current Chair of Council at the BSA, is leading the appointment process. Download the full press release here (pdf).