The lunch statistic probably came from this study: http://www.economist.com/node/18557594 http://www.economist.com/node/18557594 http://www.pnas.org/content/108

The lunch statistic probably came from this study: http://www.economist.com/node/18557594 http://www.economist.com/node/18557594 http://www.pnas.org/content/108/17/6889 http://www.pnas.org/content/108/17/6889 (To be fair, the study size was small). There's a study on attractiveness and juror bias here (it's more complicated than just "ugly people get worse sentences" but some bias does show up for certain juror personality types): http://onlinelibrary.wiley.com/doi/10.1002/bsl.939/abstract http://onlinelibrary.wiley.com/doi/10.1002/bsl.939/abstract