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Welcome to Tech News Briefing. It's Thursday, June 6th. I'm Julie Chang for the Wall Street Journal

filling in for Zoe Thomas. Some artificial intelligence systems are being

trained to read emotions, but are they any good at it?

W.S.J. contributor Lisa Feldman Barrett will bring us the answer.

Plus, a bug in Apple devices lets children visit X-rated websites, even when parental controls were on.

Our senior personal tech columnist Joanna Stern will tell us what the company's doing about it.

But first, reading people's emotions isn't the easiest thing to do. There are cultural nuances and personal idiosyncrasies, among other things that we need to take into account.

But could AI be better at it?

So-called emotion AI systems are already in existence, and they're being used in courtrooms, workplaces, and

classrooms.

Lisa Feldman Barrett is a university distinguished professor of psychology at Northeastern

University.

She wrote about these systems for the Wall Street Journal

and is with me now.

Lisa, what are Emotion AI systems and how do they work?

Emotion AI is a field that is using technology to attempt to read emotion in people's faces

and their bodily signals, sometimes in voices, in a way that is assumed maybe to be a little more objective

than people's own reports of their emotional experiences.

...