It's definitely one of the least technical ones in the list, but "Weapons of Math Destruction" is a must read for anyone deploying models that directly affect users. Its general point is that opaque judgement systems, such as how social media platforms these days seem to arbitrarily remove content, are only going to get worse with black box models. AI ethics are seldom taught, and this one provides a good framework for thinking about how to build effective, yet fair systems.