In July 2008, McClelland assumed the role of vice chair of the European Club Association, along with Joan Laporta of FC Barcelona and Umberto Gandini of AC Milan.
Joan of Arc | Joan Baez | Joan Rivers | Joan Miró | Joan Crawford | Joan Jett | Joan Collins | Joan Sutherland | Joan Bennett | Joan Armatrading | Joan Littlewood | Joan Chen | Melissa Joan Hart | Joan Osborne | Joan Didion | Joan Berger | Joan Manuel Serrat | Joan | Joan Allen | Joan of Arcadia | Joan Robinson | Joan Fontaine | Joan Mitchell | The Passion of Joan of Arc | Sant Joan d'Alacant | Joan Blaeu | Saint Joan | Joan of Navarre, Queen of England | Joan Hartigan | Joan Blondell |
The manifesto has been further supported by club president Joan Laporta, the coach of the French national football team Raymond Domenech, and the singers Manu Chao, Cali, the group Zebda, and I Muvrini.