Symbolic triggers shape human behavior in profound ways, influencing everything from global mourning to acts of violence. The death of Princess Diana triggered worldwide grief, as she embodied the ...

When people with high levels of narcissism feel ignored or excluded by others, they are more likely to lash out using specific types of passive-aggressive behavior. A recent study published in the ...

Psychopathy and Machiavellianism are often described as identical twins in the realm of personality psychology, but tracking ...

“I ruthlessly destroyed my peer's ideas before the chairman.” My CEO coaching client frantically called me after a meeting with the chairman and a colleague of an international company. For ...

Aggressive behavior can create challenges for healthcare professionals who care for people with Parkinson’s disease. Investigators studying aggressive outbursts toward caregivers were surprised to ...

Heat blanketed Chicago during the summer of 2022, with hot, sticky days followed by sweltering nights. In the nation's third-largest metro area, about 400 residents tracked their moods during a summer ...

Researchers from The Universities of Manchester and Birmingham have identified the exact nerve cells in the brain that drive important behavioral changes in female fruit flies after they mate. The ...