Skinner believed that all behavior was caused by preceding factors and so it is predictable. Determinism was seen by Skinner as coming from the inside in the form of the unconscious, genetics or biology. Skinner believed that free will and motivation were illusions to the real cause. Skinner believed that causes lie in reinforcers and punishments. This was a belief that people didn’t necessarily have a choice in their behaviors. Based upon personal history and environmental circumstances, people do what they do.