In the tradition of other great business fables, Professor OCEAN introduces readers to the Big Five personality traits in a simple, down-to-earth, and engaging format that anyone can understand. The main lessons of the book are: Personality can be captured by five broad traits, the Big Five: openness, conscientiousness, extraversion, agreeableness, neuroticism. OCEAN! - Personality isn’t about good or bad, right or wrong, it’s about the way you are wired and how you approach your relationships and work. - Personality can change. If the personality traits you have aren’t working, you have options.