Mount Wittenberg Orca is a 2010 EP by Dirty Projectors and Björk, released on 30 June 2010 in digital-only format and released on CD and Vinyl by Domino Records on 24 October 2011. News of the album was announced on Björk's official website on 26 June 2010, four days before its release.
In May 2009, Björk and Dirty Projectors wrote a musical suite entitled Mount Wittenberg Orca and performed it at a Manhattan benefit concert. In April 2010, Björk and Dirty Projectors recorded the suite at Brooklyn studio Rare Book Room.
Laurence Bell, Peter Berard, Jonny Bradshaw and Morgan Lebus at Domino Records
Erin Potts and Air Traffic Control
Ian Rogers and TopSpin
Eric Sala and the National Geographic Society
Brandon Stosuy and Stereogum
Jonathan Sulkow and Prod4Ever