Political scientists are increasingly conducting field experiments that raise ethical issues that standard review criteria and processes are ill equipped to address. Field experiments can answer important questions, but they can also present various harms to individuals, communities, and...

We analyze the BBC TV game show 'The Weakest Link', using data from 77 episodes, covering 13,380 questions. We focus on the banking decision, where a contestant chooses to secure an amount of money for the eventual winner, or to risk it on a general knowledge question. In the latter case, should...