
By The 74 — Jeremias Mata started his junior year thinking he’d already learned everything he needed to know about slavery. “When I found out I was going to learn about slavery , I was like, ‘Urgh … again?’” said Mata, 16, sitting in his 11th-grade history class at the Facing History School in Manhattan’s Hell’s Kitchen. Over time, he’d connected slavery with hopelessness and a certain simplicity — that many…