Psychology Capsules
3 capsules

Self-Control: Evidence, Environment, and Habit Change
The idea that self-control drains like a battery shaped years of advice, and now it is under fire. These views range from failed replications of the depletion studies and sharper testing methods to the argument that culture and environment shape self-control far more than inner grit. You can decide how to actually strengthen your own discipline.

Cognitive Biases: Shortcuts, Risks, and Decision Errors
People often rely on mental shortcuts that shape how they judge situations, estimate risks, and make choices. These shortcuts include biases like anchoring on the first number heard, fearing losses more than valuing gains, overestimating abilities, and favoring information that confirms existing beliefs. Recognizing these common patterns helps explain why decisions sometimes stray from rational thinking.

Designed Distraction: Social Media, Dopamine, and the Case for Abstinence
Endless feeds are engineered around unpredictable rewards that hijack your brain's dopamine system, which is why willpower alone rarely breaks the habit. Recognizing the specific design tricks, and starting with a period of full abstinence, is what actually loosens their grip. Your shrinking attention span is a design outcome, not a personal failing.