An us-versus-them mentality has emerged between Meta’s top artificial intelligence team and longtime lieutenants to Mark Zuckerberg.

© Mikel Jaso

Pay attention to how you pay attention.

Readers respond to a column by David Brooks about Christian nationalism. Also: A hope for a different kind of president; a view of Meta as not a monopoly.

Although some Silicon Valley executives paint China as the enemy, Chinese brains continue to play a major role in U.S. research.