• Textbook/lecture notes of a forecasting class offered at UC Berkeley, taught by Jacob Steinhardt.

List of calibration training exercises:

From Wikipedia:

Calibration training improves subjective probabilities because most people are either "overconfident" or "under-confident" (usually the former). By practicing with a series of trivia questions, it is possible for subjects to fine-tune their ability to assess probabilities.

• Calibration training (by Sage/Quantified Intuitions)
• Calibration training (by Clearer Thinking & Open Philanthropy)
• Metaculus Tutorials
• Confidence Success Equation
• Bayes-Up!
• Overconfidence quiz & Calibration practice (by Andrew Critch)
• Scout Mindset Calibration Practice (by Adrian)
• Confidence Intervals (by Peter Attia)
• A GPT-4 Capability Forecasting Challenge (by

Pastcasting

Fatebook

Estimation Game