Jimmy Wales of Wikipedia was one of the three celebrities who were presented with the medal for 2013 at an event in honour of the 100th anniversary of Bohr's atomic model. The other two were the German particle physicist and director of CERN Rolf-Dieter Heuer, who accepted the medal on behalf of the CERN laboratory, and the French physicist Alain Aspect, noted for his work on quantum entanglement. The medals were presented at the University of Copenhagen conference on "An Open World" on 5 December 2013 by Princess Marie of Denmark. In connection with the ceremony, Wales participated in the session "The Internet: A Global Infrastructure of Openness?" with a presentation titled "Wikipedia, Democracy and the Internet".