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Daily Calibration Challenge

Daily Calibration Challenge

Friday, September 18, 2026 · Challenge #261

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Evidence base:g = 0.63 academic performance · de Boer et al. 2018ES ≈ 1.11 structured training · Hidayat et al.Metacognitive Therapy (MCT) g = 0.69 vs Cognitive Behavioral Therapy (CBT) · Normann & Morina 2021Full evidence base →

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