>[!abstract] >More than half of motorists rate themselves as above-average drivers, which is mathematically impossible (assuming a normal distribution). ## Studies - 74% of drivers (n = 909) rated themselves above average | Study | Sample | Finding | | -------------------- | --------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Williams (2003) | 909 drivers | 673 (≈74%) rated themselves above average ([en.wikipedia.org](https://en.wikipedia.org/wiki/Illusory_superiority?utm_source=chatgpt.com "Illusory superiority")) | | Svenson (1981) | 161 students in U.S./Sweden | 93% (U.S.) rated above-average skill, 88% safety | | Roy & Liersch (2014) | Controlled self-assessment | People use personal definitions of “good driving” | >[!related] >- **North** (upstream): — >- **West** (similar): — >- **East** (different): — >- **South** (downstream): —