While some of the existing school's of thought at the time (such as psychoanalysis and behaviorism) tended to focus on problematic behaviors, Maslow was much more interested in learning more about what makes people happy and the things that they do to achieve that aim. As a humanist, Maslow believed that people have an inborn desire to be self-actualized, to be all they can be. In order to achieve this ultimate goals, however, a number of more basic needs must be met first such as the need for food, safety, love, and self-esteem.