Book Review: The Knowledge Illusion: Why We Never Think Alone

When Socrates said 'the only true wisdom is in knowing you know nothing', it's safe to say the Greek philosopher probably wasn't contemplating how flush lavatories function. But today's book argues that from the particulars of porcelain plumbing all the way up to the complexities of our political and economic systems, we all know a great deal less than we think we do. Simon speaks to Professor Steven Sloman, a cognitive scientist at Brown University and co-author of today's book.