Will Self once wrote that he could no longer identify as a Jew at all.

As anti-Semitism once again comes back to the centre stage of British political life, Will says he's had cause to rethink his position.

"Once societies contain a certain proportion of active bigots", he writes, "all rational debate on such matters begins to shut down as everyone reverts - tediously, ineluctably - to type".

Producer: Adele Armstrong.