Abstract
Mistaken judgments of fact by sporting officials – blown calls – are ubiquitous in sport and have altered the outcomes of games, championships, and even the record books. I argue that the effect these blown calls have on sports is deplorable, even unjust, and that given both the nature of sport in general and the social and economic importance of sports as they are played today, we ought to use technology to aid officials in making their judgments whenever doing so would prove more effective than relying on unaided human perception. I then briefly address a number of objections to the increased use of technology in officiating