After watching a dramatic news story about a plane crash, Mark started avoiding air travel-even though he used to fly often for work. The footage kept replaying in his mind, making flying seem far more dangerous than it really is. In truth, flying is much safer than driving, but Mark's brain is reacting to what feels recent and emotional. This is a classic case of a thinking trap called the ... vivid memories to decide how risky or common something is, even if it's statistically rare. Take this quiz to find out how your brain handles risk and whether you're falling for this mental shortcut.