Conference on "Multi-Object Spectroscopy in the Next Decade. Big Questions, Large Surveys and Wide Fields", organised by the Isaac Newton Group of Telescopes. Santa Cruz de La Palma, 2-6 March 2015.

Workshop on "Science with the William Herschel Telescope 2010-2020", organised by the Isaac Newton Group of Telescopes. Burlington House, London, 22-23 March 2010.