Should Government Halt the Use of Facial-Recognition Technology?

Critics say false positives are far higher for some groups of people than for others, but supporters of the technology says the actual numbers involved are tiny

Facial recognition is becoming an important tool in a range of consumer, business and law-enforcement applications.

But is it accurate—and fair?

Facial-recognition software promises to speed up the job of determining, or verifying, people’s identity by rapidly checking faces against a database. U.S. Customs and Border Protection, part of the...