Suppose you’re driving down a steep, narrow mountain road. As you turn an S-bend, you discover half a dozen children directly in your path. There’s no braking distance. You can drive into the kids. Or, you can slam your car into the mountainside, risking your own life. What do you do? What if you have an important passenger in the car, or your family is with you?
Behavioural scientists call this the Trolley Problem (the original version involves a runaway trolley on a railway line with a shunt and people at risk on both branch lines). It was dreamt