What's on

Chris Hopson, Chief Executive, Foundation Trust Network, Jim Mackey, Chief Executive, Northumbria Healthcare NHS Foundation Trust Philippa Slinger, Chief Executive, Heatherwood and Wexham Park NHS Foundation Trust, and Tony Spotswood, Chief Executive, Royal Bournemouth and Christchurch Hospitals NHS Foundation Trust Sir David Nicholson KCB CBE, Chief Executive, National Health Service, and David Flory CBE, Director General of NHS Finance, Performance and Operations

Rt Hon Justine Greening MP, Secretary of State for International Development

David Babbs, Executive Director, 38 Degrees Stephan Shakespeare, Chief Executive Officer, YouGov Tom Steinberg, Director, My Society Roger Hampson, Chief Executive, London Borough of Redbridge Catarina Tully, Director, FromOverHere Professor Beth Noveck

Jonathan Portes, Director Angus Armstrong, Director of Macroeconomic Research Simon Kirby, Lead UK Economist, NIESR

Ivan Dunleavy, Chief Executive, Pinewood Shepperton plc Andrew Smith, Director of Strategy and Communications, Pinewood Shepperton plc John Mathers, Chief Executive, Design Council Mat Hunter, Chief Design Officer, Design Council

Philip Dunne MP, Minister for Defence Equipment, Support and Technology Bernard Gray, Chief of Defence Materiel, Ministry of Defence Air Marshal Steve Hillier, Deputy Chief of Defence Staff (Military Capability), Ministry of Defence

Jayne-Anne Gadhia, Chief Executive, Virgin Money Craig Donaldson, Chief Executive, Metro Bank Benny Higgins, Chief Executive, Tesco Bank Philip Monks, Chief Executive, Aldermore

Nigel Atkinson, Deputy Director, Head of Sustainability Development Unit, Department for Environment, Food and Rural Affairs Dr David Halpern, Director Behavioural Insights Team, Cabinet Office Glenn Everett, Programme Director, Measuring National Well-being Programme, Office for National Statistics Stephen Hall, Statistician, Department for Environment, Food and Rural Affairs

Keir Starmer QC, Director of Public Prosecutions Nazir Afzal OBE, Chief Crown Prosecutor, North West Area Nick Hardwick, former chair of the Independent Police Complaints Commission Dame Anne Owers DBE, Chair, Independent Police Complaints Commission Jane Furniss, Chief Executive, Independent Police Complaints Commission Ruth Evans, Commissioner, Independent Police Complaints Commission

Rt Hon Jeremy Hunt MP, Secretary of State Una O’Brien CB, Permanent Secretary, Richard Douglas CB, Director General of Policy, Strategy and Finance and Shaun Gallagher, Acting Director General for Social Care, Local Government and Care Partnerships, Department of Health

Ian Temperton, Climate Change Capital Peter Atherton, Independent Energy Analyst Nick Gardiner and Ian Simm, Low Carbon Finance Group

Stephen Hester, Group Chief Executive, RBS António Horta-Osório, Group Chief Executive, Lloyds Banking Group Peter Sands, Group Chief Executive, Standard Chartered Bank