https://www.theatlantic.com/technology/archive/2018/01/equivant-compas-algorithm/550646/?utm_source=feed

Caution is indeed warranted, according to Julia Dressel and Hany Farid from Dartmouth College. In a new study, they have shown that COMPAS is no better at predicting an individual’s risk of recidivism than random volunteers recruited from the internet.