A study has highlighted the risks inherent in using historical data to train machine-learning algorithms to make predictions.The news: An algorithm that many US health providers use to predict which patients will most need extra medical care privileged white patients over black patients, according to researchers at UC Berkeley, whose study was published in Science.

A study has highlighted the risks inherent in using historical data to train machine-learning algorithms to make predictions.The news: An algorithm that many US health providers use to predict which patients will most need extra medical care privileged white patients over black patients, according to researchers at UC Berkeley, whose study was published in Science.