Cecilia Lopez Alvarado was scrolling through Reddit one evening in her dorm room when she came across a thread about students at the University of California San Diego who struggled with basic math.
A report had warned of an alarming decline in students’ math skills at UCSD, a highly selective university. It drew international headlines because of what it seemed to say about the state of American education. Commentators blamed high school grade inflation, test-free college admissions, and even the students themselves.
Alvarado read these headlines with a growing sense of frustration. People didn’t understand the full story here, she thought. And she would know: Alvarado is a UCSD student who had to take remedial math at the school. She read Reddit comments about how students should have mastered these topics in high school. She wrote back in the comments that some schools — like hers, a high-poverty public high school in San Bernardino, California — don’t even offer calculus…