Cambridge Singers [SEP] inception
Cambridge Singers
Cambridge Singers is an English mixed voice chamber choir formed in 1981 by their director John Rutter with the primary purpose of making recordings under their own label Collegium Records. 
The group initially comprised former singers from the Choir of Clare College, Cambridge, where Rutter had previously been the music director.
They have been involved in the last four Fresh Aire albums (about "mankind's curiosities") of the Mannheim Steamroller band, by composer Chip Davis, but they are primarily a classical choral group.
components of the 57th Operations Group, placing them all under a single organization. Has trained combat aircrews in adversary threat tactics since its inception.
History Lineage.
- Established as 57th Adversary Tactics Group on 31 Aug 2005
History Assignments.
- 57th Wing, 15 Sep 2005–Present
History Components.
- 64th Aggressor Squadron: 15 Sep 2005–Present
- 65th Aggressor Squadron: 15 Sep 2005–26 September 2014
- 527th Space Aggressor Squadron: 14 Apr 2006–Present
- 547th Intelligence Squadron, 15 Sep 2005–2014
- 57th Adversary Tactics