Start treating 'intimate data' collection as a civil rights issue, says researcher

We all know tech companies collect a lot of data about us, and sell it to third parties. So is there a tipping point when it comes to how much intimate data – about our health, conversations, dating habits – tech ought to be able to access? Danielle Citron makes the case for treating data protection as a civil rights issue, and Sandra Wachter discusses the risks of algorithmic groups and discrimination.