it's a little hard to come to the realization that the man behind the training is not who he says.
Try harder. You yourself said that you now assume that he's been lying about his postgraduate qualifications. Well done on acknowledging that. Now you just have to acknowledge (to yourself, I mean - not publically if you don't feel like it) that that makes him a fraud. But for Heaven's sake stop defending him, because that helps nobody ...

