// Workers AI · dad joke modeWhat did the observer say to the eye chart? You're watching me.

An observer is one who engages in observation or in watching an experiment.

Observer may also refer to:

Fiction

• Observer (novel), a 2023 science fiction novel by Robert Lanza and Nancy Kress
• Observer (video game), a cyberpunk horror video game
• Observer (Mystery Science Theater 3000), a fictional television character
• Observers, beings in the television show Fringe

Music

• "Observer", a song by Gary Numan on his album The Pleasure Principle
• "The Observer", a track from The Flaming Lips' 1999 album The Soft Bulletin
• The Observers, an alternative name for reggae session band Soul Syndicate

Publications

• Observer, online successor to The New York Observer
• The Observer, a UK Sunday newspaper & magazine
• The Observer (disambiguation), multiple publications including newspapers, magazines & fiction
• The APS Observer, a member magazine of the Association for Psychological Science (APS)

Science and technology

• Observer (general relativity)
• Observer (quantum physics)
• Observer (special relativity)
• Observer (meteorological)
• Observer pattern, a design pattern used in computer programming
• State observer in control theory, a system that models a real system in order to provide an estimate of its internal state

Other uses

• Observer status in an organization
• The Observer type in the Enneagram of Personality model
• Air observer, an aircrew member whose duties are predominantly reconnaissance, commonly used in the World War I era
• Donald Alaster Macdonald (1859–1932), Australian journalist who wrote under the pseudonym 'Observer'

See also

• Observer effect (disambiguation)
• National Observer (disambiguation), a variety of publications
• The Observer (disambiguation)
• United Nations Military Observer
• All pages with titles containing Observer