Albert Ellis is rational, systematic and confrontational. He is the founder of REBT: Rational Emotive Behavior Therapy. Like Beck, Ellis is a cognitive theorist. He maintains that we are the cause of our misery. Fortunately, we also hold the cure. The key to being happy is to control your beliefs. Don’t give in to shoulds and oughts. Accept that you are not perfect but you are good.
Here’s an intro to the ideas of Albert Ellis.