Researchers have demonstrated that group decision-making is affected by equality bias, whereby individuals underestimate or overestimate their own competency at forming judgments.
Pulling hair, biting nails, picking skin are not simply 'nervous' habits, a new study finds, suggesting they are instead associated with perfectionism, frustration and boredom.
A study examining gender differences across three aspects of narcissism finds that men are, on average, more narcissistic than women - a quality that has unique pros and cons.
The British Psychological Society welcomes the announcement of a five-year plan for a complete overhaul of mental health services for children and young people in England.