What's Wrong With Letting Tech Run Our Schools

Silicon Valley tech moguls are conducting an enormous experiment on the nation’s children. We should not be so trusting that they’ll get it right.

Alphabet Inc. unit Google has taken a big role in public education, offering low-cost laptops and free apps. Mark Zuckerberg of Facebook Inc. is investing heavily in educational technology, largely though the Chan Zuckerberg Initiative. Netflix Inc. head Reed Hastings has been tinkering with expensive and algorithmic ed-tech tools.