Julian Baggini is the founder of The Philosophers' Magazine. His books include Do You Think What You Think You Think? (with Jeremy Stangroom), What's It All About?: Philosophy and the Meaning of Life, the best-selling The Pig That Wants To Be Eaten, The Ego Trick and The Virtues of the Table, all published by Granta Books. He has written for numerous newspapers and magazines, as well as for the think tanks The Institute of Public Policy Research, Demos and Counterpoint. He has also appeared as a character in two Alexander McCall-Smith novels. His latest book, Freedom Regained, was published by Granta Books in 2015.

His website is: www.microphilosophy.net

Is it right to eat a pig that wants to be eaten?Are you really reading this book cover, or are you in a simulation?If God is all-powerful, could he create a square circle?Here are 100 of the most intriguing thought experiments from the history of philosophy and ideas - questions to leave you inspired, informed and scratching your head, dumbfounded.