Body: A Harvard study of some 4 million implicit-bias tests taken between 2007 and 2016 noted a drop in several biases measured, including those related to race and sexual orientation. Bias based on body weight was the only one that increased.
Referenced by: https://www.theatlantic.com/culture/archive/2021/11/shallow-hal-20th-anniversary-never-ending-fat-joke/620637/
Evidence