Consciousness, morality, meaning and truth have perplexed and puzzled generations upon generations of philosophers. But could it be that we have been looking in all the wrong places to solve these imponderable mysteries? Could the minds of babies hold the key to philosophical progress? John and Ken are joined by renowned developmental psychologist Alison Gopnik, author of The Philosophical Baby: What Children’s Minds Tell us about Truth, Love, and the Meaning of Life, for a program recorded in front of a live audience at the Marsh theatre in San Francisco.