Abstract
Although the term civilization is used freely in the debate about the probability of detecting extraterrestrial intelligence, there is no agreed definition of what it means in this context. Our opinions about being civilized are highly subjective. Yet, we think that we will know the signs of alien civilizations when we see them.
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References
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Michaud, M.A.G. (2007). Probabilities: Civilization, Technology, and Science. In: Contact with Alien Civilizations. Springer, New York, NY. https://doi.org/10.1007/978-0-387-68618-9_10
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DOI: https://doi.org/10.1007/978-0-387-68618-9_10
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