In August of the same year he conducted Ça Ira which opened the annual Cultural Festival at the Gotaplatsen in Gothenburg and featured an international cast of singers, Sally Matthews, Bryan Hymel, Owen Gradus and Christian Van Horn including Roger Waters who acted as narrator to an audience of over ten thousand. Wentworth also orchestrated and conducted the modern opera "Guilietta e Romeo" in 2007 for European composer Riccardo Cocciante, which had its premiere at the Arena in Verona and has subsequently toured throughout Italy. Other collaborations include writing and producing songs with George Benson, Patti Austin, Grace Jones and Paul McCartney, who commissioned him to orchestrate and conduct a personal animated film entitled "The Light From Within" (yet to be released). Wentworth also orchestrate arrangements for McCartney's televised appearance at the Nobel Peace Prize presentations. He also collaborated with writer David Levin and wrote six songs for his 2009 musical production "People", which premiered at the Edinburgh Festival in that year. Wentworth has served on the panel of judges for the British Academy of Film and Television Awards (BAFTA) and the Royal Television Society Awards (RTS), and is a current serving Board member of the Akram Khan Dance Company.  1999 1999 1992 1989 1987  2014 2013 2010 2009 2007 2006 2003/4 2002 2000 1999 1998 1997 1996 1995 1993 1992 1991  2010 2009 2007 2004  2014 2013 2012 2010 2009 2008 2005  2014 2007 2005 2001 2000 1996 1990 1989 1988