The 2014/2015 season has just been announced at the Deutsche Oper am Rhein in Düsseldorf, and I’m delighted to be working on my second piece with the choreographer Terence Kohler. His new ballet ‘One’ will appear alongside George Balanchine’s ‘Serenade’ and a new creation by Hans van Manen in the ballet evening ‘b.21’.   Choreogrpahy…