Do chefs like to be called Chef?

Chef should never be used as an honorific, its just the job description of the top guy in the kitchen.

Can you be a self taught chef?

With the rise of the celebrity chef, culinary schools have seen a sharp increase in students. Whether thats true or not, there are many famous self-taught chefs who youre either familiar with because of their celebrity status or because of the restaurants they put on the map.