Simple consequentialist reasoning often appears to imply that you should trick others for the greater good. Paul Christiano recently proposed a simple consequentialist justification for acting with integrity:

I aspire to make decisions in a pretty simple way. I think about the consequences of each possible action and decide how much I like them; then I select the action whose consequences I like best.

To make decisions with integrity, I make one change: when I imagine picking an action, I pretend that picking it causes everyone to know that I am the kind of person who picks that option.

If I’m considering breaking a promise to you, and I am tallying up the costs and benefits, I consider the additional cost of you having known that I would break the promise under these conditions. If I made a promise to you, it’s usually because I wanted you to believe that I would keep it. So you knowing that I wouldn’t keep the promise is usually a cost, often a very large one.

Overall this seems like it’s on the right track – I endorse something similar. But it only solves part of the problem. In particular, it explains interpersonal integrity such as keeping one's word, but not integrity of character. Continue reading →