doppelganger

The concept of a doppelganger refers to a person or entity that bears a close resemblance to another individual. This can be in terms of physical appearance, personality, or other characteristics. In folklore and mythology, a doppelganger was often believed to be a supernatural duplicate of a person, which would sometimes be a harbinger of bad luck or even death.

In modern usage, the term doppelganger is often used to describe a person who is extremely similar in appearance to another individual, such as a celebrity impersonator. This can range from a casual resemblance to a nearly identical likeness. The term is also sometimes used to describe a person who has a strong duplicate or simulation of themselves, such as a digital avatar or a clone.

In psychology, the concept of a doppelganger can also refer to a person's shadow self, which is the repressed or hidden aspects of one's personality. This concept was first introduced by Carl Jung, a Swiss psychiatrist, who described the process of integration between the conscious and unconscious mind.

In popular culture, the concept of a doppelganger has been explored in various forms of media, such as literature, film, and television. Examples include characters such as Jekyll and Hyde, who are both sides of the same person, and the concept of a clone or duplicate that is identical to the original.

Overall, the concept of a doppelganger is a complex and multifaceted idea that can be explored from various perspectives, including folklore, psychology, and literature.