HackerTube / Video
Doctor on How Screen Time Hurts Kids' Cognitive Development
C-SPAN

A five-minute C-SPAN clip of Dr. Jared Cooney Horvath testifying to a US Senate committee that screen time, including in schools, harms children's learning and cognitive development.
HN commenters link it as a concise piece of expert testimony in threads on declining test scores and technology in education.
5 Hacker News mentions · 2026–2026