Can You Cure Your Aracnafhobia by Drawing Pictures of Smiling Spiders?

A clinical hypno therapist called adam cox encourages his clients to draw brightly colored smiling spiders with big eyes. He says that it reduces the feelings of anxiety towards the irecnits. But so does it cure you in a your presumably it's not like, okay, i'm going to be um encountering a spider in the next five minutes? It's a long term therapy. People are going week after week and drawing more and more spiders, and eventually it makes them feel less anxious.