The Fermi Paradox itself doesn’t lack good thinking—it’s a useful framework—but some of the conclusions drawn from it do. A critical thinking lens reveals that the paradox is often entangled in cognitive biases, one of the Four Mind Traps that can distort our reasoning. These biases lead to overly simplistic assumptions, such as the belief that we “should have” encountered alien life by now. For more on avoiding such traps, see the TST Framework.

First, there’s the availability heuristic: we assume that the way life developed on Earth must be a universal blueprint for all life in the cosmos. This bias blinds us to the diversity of evolutionary paths and alien priorities that might make them fundamentally different from us. Critical thinkers recognize that extrapolating from limited examples is a flawed approach.

Second, the paradox often falls into the trap of confirmation bias, favoring evidence that supports human exceptionalism. It assumes that if aliens exist, they would think, communicate, and explore like humans do. Yet, truly alien civilizations might operate on timescales, technologies, or goals that are beyond human comprehension. Good thinking challenges us to confront and overcome these biases.

For more on why the Fermi Paradox’s built-in assumption doesn’t hold up, take the deep-dive: The Fermi Paradox is Too Anthropocentric.