The prefrontal cortex, the part of the frontal lobes lying just behind the forehead, is often referred to as the "CEO of the brain." This brain region is responsible for cognitive analysis and abstract thought, and the moderation of "correct" behavior in social situations. The prefrontal cortex takes in information from all of the senses and orchestrates thoughts and actions to achieve specific goals.
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This brain region gives an individual the capacity to exercise "good judgment" when presented with difficult life situations. Brain research indicating that brain development is not complete until near the age of 25, refers specifically to the development of the prefrontal cortex.
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With an immature prefrontal cortex, even if teens understand that something is dangerous, they may still go ahead and engage in the risky behavior. Recognizing the asynchrony of development of the regions of the brain helps us to see adolescent risk-taking in a whole new light. This broadened view of risk-taking and the concept of self-regulation are explored in the next section.