Joan Baez and Bob Dylan's love affair captures a generation
Jealousy is a complex emotion that encompasses many different kinds of feelings ranging from fear of abandonment to rage and humiliation. Jealousy can strike both men and women when a third-party threat to a valued relationship is perceived, it can be a problem among siblings competing for parental attention, or envy after a more successful friend.
Social comparison theory states that we determine our own social and personal worth based on how we stack up against others. As a result, we are constantly making self and other evaluations across a variety of domains (for example, attractiveness, wealth, intelligence, and success).