Five Factor Personality / Big Five

In Talent (Book), Tyler Cowen and Daniel Gross treat the Five Factor model as the dominant psychometric framework for understanding personality in hiring. It “aims to boil down human personalities to their simplest and most intuitively understandable explanatory components,” reducing personality to five categories: neuroticism (tendency toward negative emotions), extraversion (outgoingness and sociability), openness to experience (open-mindedness and curiosity), agreeableness (desire to get along and cooperate), and conscientiousness (self-control, responsibility, and reliability). The book cites a well-known result that the Big Five traits taken together predicted about 32 percent of the variation in career success measured by income.

The authors are most interested in where the model both helps and misleads. Conscientiousness stands out as economically load-bearing — men one standard deviation higher on it earned an estimated $567,000 more over their careers — but the book repeatedly warns against over-weighting agreeableness, noting that very agreeable, optimistic founders often underperform while “revolutionary disagreeableness” can predict better outcomes. Openness is folded into what they call “generativeness,” a striking vitality in people who run combinations of ideas through their heads. Crucially, they push past the standard taxonomy: they contrast conscientiousness with Grit and what they call “stamina,” arguing that stamina (perseverance of effort, energy) is the underrated trait that transcends conscientiousness and better predicts top performance.

Context: The Five Factor Model (often “OCEAN” or “CANOE”) is the most widely validated framework in modern personality psychology, emerging from lexical and factor-analytic research in the mid-to-late 20th century. Its five dimensions are treated as broad, relatively stable trait clusters rather than discrete types.

Where this appears

• Talent (Book) — devotes extended treatment to the five traits, the ~32% of income variance they predict, the outsized role of conscientiousness, the case against over-weighting agreeableness, and the “stamina” concept that transcends the standard model.