According to Plato and Aristotle, philosophy begins in wonder. You start to question the shape of the clouds or why the ants are working in hives, the next thing you know you already contemplate about geography or social psychology. Examining the “natural” order of things helps us explain the world, see our environment in new, different ways and move forward. That’s why it is a great honor to get questions, and why The Medical Futurist loves that even more than giving keynotes.

As you know, The Medical Futurist is a frequent flyer. From Pittsburgh to Lisbon, from Tokyo to Melbourne, hundreds of keynotes and hundreds of audiences. But the excitement is always highest at the end of the speeches when the questions pour down like rain. Medical professionals, industry experts, young entrepreneurs, students, and patients have raised more than a thousand issues over the last decade.

So, we decided that these questions were just too good just to answer them on the stage and collected the 40 most exciting ones with illustrations and infographics in an e-book. Here’s a glimpse of it.