Peter Boghossian on The fine-tuning argument
Boghossian argues that the fine-tuning argument depends on probability claims we have no basis to make and that it confuses awe with evidence.
Boghossian approaches the fine-tuning argument with his characteristic epistemological focus. His primary objection is not scientific but methodological: the argument asks us to assess the probability of the physical constants having their observed values, but we have no way to determine what other values were possible, or whether the constants could have been different at all. Without a known probability space, claims of improbability are meaningless.
He also identifies a rhetorical move common in fine-tuning arguments: the conflation of wonder with evidence. The fact that the universe is striking, surprising, or awe-inspiring does not constitute evidence for a designer. Many things are surprising without being designed. Boghossian treats the emotional force of the fine-tuning argument as a cognitive bias rather than a rational response to evidence.
In his street epistemology work, Boghossian has found that the fine-tuning argument is particularly resistant to correction because it feels scientific. It references real physics — constants, forces, cosmological parameters. But he argues that the scientific veneer conceals the same faith-based leap present in all arguments for God: the move from 'this is unexplained' to 'God did it.'
“The universe is not obligated to make sense to you. Your sense of wonder is not evidence of anything except the limits of your understanding.”