In a recent Q&A forum about my book Extraterrestrial, I confessed that I search for signs of intelligent civilizations in the sky since I can’t seem to find any on Earth. An audience member chuckled and asked: “How do you define an intelligent civilization?”

In my book, an intelligent culture is characterized by the trademarks of science, namely: promoting a prosperous future through cooperation and sharing of evidence-based knowledge. Daily news reports indicate that humans do not follow these principles very often. We tend to fight with each other, favor prejudice over evidence, and seek ways to feel superior relative to other people.  The last tendency is the source of all evil throughout human history, as it results in phenomena such as elitism, supremacism, nationalism, racism, antisemitism, genocide and wars.

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