Trolleyology What it is, why it matters, what it's taught us, and how it's been misunderstood

This article addresses frequently asked questions about “trolleyology,” scientific research using trolley dilemmas to probe the moral mind: What are trolley dilemmas? What is the Trolley Problem? Why should philosophers or scientists care about the Trolley Problem? What have we learned from scientific research using trolley dilemmas? Do trolley dilemmas help us understand utilitarianism or other moral philosophies? Do hypothetical trolley judgments predict real judgments? Does it matter if they don’t? What about the relationship between the scientific (descriptive) Trolley Problem and the philosophical (normative) Trolley Problem? Can science really tell us anything about what’s right or wrong? What’s new in Trolleyology these days? Do you have any concluding thoughts?