Plain writing on personality, with the receipts.
Agreeable: Definition, Meaning, and Why It Is Not the Same as Nice
Agreeable means easy to get along with. Psychology uses a narrower version: a measured Big Five dimension with six facets, and it is not a synonym for nice.
8 min readBig Five
Why Every Personality Description Feels Accurate (the Barnum Effect)
A 1949 classroom demo showed why horoscopes and personality readings feel personal even when they could fit anyone. Here is what that means for test results
7 min readScience
The Big Five and Relationships: What 50 Years of Research Shows
Compatibility is not about matching every trait. Here is what the research actually says about which Big Five patterns predict happy relationships and which predict trouble.
8 min readBig Five
Big Five Personality Test for Career: What Traits Predict Which Jobs
Personality fits some jobs more than others. Here is what 30 years of career research shows about which Big Five traits matter most, and where.
9 min readBig Five
Big Five vs MBTI: What 16Personalities Won't Tell You
16Personalities feels accurate because MBTI-style descriptions are built to feel accurate. Here is what the actual research says, and what a real personality measurement looks like.
10 min readBig Five
Big Five vs MBTI: What the Research Actually Says
MBTI feels useful, but the science backs the Big Five instead. Here's what 50 years of research shows, and why it matters for how you read your results.
8 min readBig Five
Can You Actually Become More Conscientious? Yes, Slowly
Personality traits can shift in adulthood. Here is what the research on volitional trait change shows about increasing Conscientiousness — and what it takes
8 min readTraits
Who's at Higher Risk of Burnout (by Personality)
Burnout is partly situational and partly dispositional. A 2009 meta-analysis pinpoints which traits raise the risk and what to do if your profile is one of them
8 min readTraits
Why Conscientious People Live Longer
Conscientiousness predicts longer life — through small daily behaviors that compound over decades. Here is what the meta-analysis shows, and why
8 min readTraits
What Is Conscientiousness, and Why Does It Predict Income Better Than IQ?
Conscientiousness predicts career success better than almost any other trait. Here is what it actually measures, and what the research shows about why it works.
7 min readTraits
Conscientious: Definition, Meaning, and What Your Conscientiousness Score Says About You
Conscientious means careful, thorough, and dependable. The Big Five trait behind the word is six things rather than one, and each end of it looks like a different week.
8 min readBig Five
Why HEXACO Catches the Dark Triad Better Than Big Five
Narcissism, Machiavellianism, and psychopathy all share something the Big Five does not isolate. HEXACO does, through the Honesty-Humility factor
8 min readHEXACO
ENFP in Big Five Terms: Each Letter Translated Into Trait Scores
ENFP in Big Five terms: high Extraversion, high Openness, high Agreeableness, lower Conscientiousness — letter by letter, plus the trait the MBTI skips.
8 min readMBTI
Does Extraversion Really Predict Happiness?
Extraverts report more happiness than introverts on average. The effect is real but smaller than most articles claim. Here is what the research actually shows
8 min readTraits
Extraversion and Leadership: It's More Complicated Than It Looks
Extraverts get more leadership roles. They do not always lead better. Here is what the meta-analytic research actually says about Extraversion and leadership outcomes
9 min readTraits
Extraversion (or Extroversion): Definition, Meaning, and the Spelling Question
Extraverted means outward-turning, energised by company. The Big Five trait behind the word is six things, not one: what it measures, and what high and low look like.
9 min readBig Five
The Hidden Costs of High Extraversion
High Extraversion has real upsides — and a few well-documented costs. Here is what the research shows about the blind spots that come with the trait
8 min readTraits
When HEXACO Predicts Workplace Behavior Better Than Big Five
For most workplace outcomes the Big Five is enough. For ethical violations and counterproductive work behavior, HEXACO does something the Big Five does not
8 min readHEXACO
HEXACO Emotionality vs Big Five Neuroticism: The Subtle Difference
HEXACO Emotionality and Big Five Neuroticism look alike from a distance. Up close, the anger facet sits in a different place — and that one move changes a lot
7 min readHEXACO
HEXACO vs Big Five: The Honest Difference
The HEXACO model adds one factor the Big Five does not measure: Honesty-Humility. Here is what that changes, and when it matters.
7 min readHEXACO