Belle de Jour author Brooke Magnanti insists she was a call girl " M* a' H' j% m E# T g ! U ~1 S. I. O% ~Belle de Jour writer Dr Brooke Magnanti goes to court to defend her claims that she worked as prostitute, saying she will "present evidence that I was a sex worker" in unusual libel battle with her former boyfriend Owen Morris 6 h+ p" v, [/ x7 F" l6 ]* `9 g* c+ K/ G. H