Episode

8 May 2023 · 32 min

0:00

In this in‑person episode of the Class Disrupted podcast, host Michael Horn interviews school leader Diane Tavenner about the growing trend of “hardening” schools—adding locks, metal detectors, cameras, armed security, active‑shooter drills, and even arming teachers—in response to mass‑shooting tragedies. The conversation begins with a shared sense of grief and the pressure school leaders feel to act quickly after shootings. They define hardening, cite rapid increases in access‑control measures (e.g., 95% of schools now control building entry, 80% use cameras), and note the industry built around these solutions. Both guests argue that the evidence for the effectiveness of hardening is thin: systematic reviews find little empirical research, and specific incidents (e.g., a recent Tennessee shooting) show that even heavily hardened schools still suffer casualties. They explore how hardening can unintentionally damage student mental health, restrict movement, and signal a climate of fear, potentially worsening the very problems it aims to solve. The dialogue highlights the lack of a deliberate, evidence‑driven design process; instead, schools often adopt security measures under community pressure without weighing trade‑offs against educational and developmental outcomes. Historical perspectives on schools as “embryonic communities” and the loss of social capital are discussed, as are concepts of conscious versus unconscious leadership. The episode concludes with a brief lighter segment where the hosts share recent reading recommendations (Harry Potter and Atomic Habits) and a sign‑off reminding listeners of the importance of rethinking school design for the benefit of students and communities.

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