We are very grateful all those who gave their time and shared their expertise throughout the course of this project. Particular thanks are due to the members of our Advisory Group: David Ainsworth (Chief Executive, CO-RE), Jo Baxendale (Visual Arts Officer, GLA), Elettra Bordonaro (Principal, Light Follows Behaviour), Paul Broadhurst (Manager, 24-Hour London, GLA), Fabia Bromovsky (Chief Executive, Rothschild Foundation), Patricia Brown (Director, Central), Mark Burton-Page (General Director, LUCI Association), Sarah Gaventa (Director, Illuminated River Foundation), Mark Major (Director, Speirs & Major), Geraldine O’Farrell (Senior Building Services Engineer, Historic England), Andy Rogers (Street Lighting Engineer, City of London Corporation), Don Slater (Director, Configuring Light), Satu Streatfield (Associate Director, Night Time and Lighting, Publica), Clarisse Tavin (Group Manager, Major Programmes and Projects, City of London Corporation), Sandy Tung (Programme Manager, Sharing Cities, GLA), Tracey White (Chief Executive, Institution of Lighting Professionals) and Susannah Wilks (Director, Cross River Partnership). In addition, we would like to thank all our anonymous interviewees for generously giving their time out of a desire to improve the quality of London’s environment at night.

We would also like to thank Leni Schwendinger (Founder, NightSeeing, and Director, International Nighttime Design Initiative) and Dean Wendelborn (Chair, Street Lighting Project Manager, City of Westminster, and Chair of the London Lighting Engineers Group) for their advice and comments on the research. Nevertheless, the views expressed in this report are solely those of the authors, and all errors and omissions remain our own.

This project would not have been possible without the generous support of our Funders, the Illuminated River Foundation, The Rothschild Foundation and the Greater London Authority, and our Supporting Sponsors, the City of London Corporation and Cross River Partnership.