“Many company directors – consciously or not – think, ‘I don’t know if it looks like ballet if it doesn’t look like 12 identical swans.’ … While dancers and company directors … say it’s extremely difficult for black dancers to get a job in a ballet company – especially if that company already has a ‘token’ black ballerina – they acknowledge that the task of diversifying dance troupes is made more difficult by social attitudes besides racial division.”