People high in grandiose narcissistic traits can become successful leaders, wreaking havoc on everyone else. A new study tracks the factors that drive their self-interested and unethical behavior.

Narcissistic personality disorder causes symptoms like lack of empathy and low self-esteem, which can make maintaining a ...

Narcissists are often manipulative and lack empathy. If someone in your life is one, don't take their behavior personally and ...

Money can bring security — or it can expose cracks that were always there. When our reader refused to let her parents control her inheritance from her grandmother, she thought she was setting a ...