Predictable polarization is everywhere. We can often predict the different directions that people’s opinions—including our own—will shift over time. Empirical studies suggest that this is so whenever evidence is ambiguous, a fact that’s often thought to demonstrate human bias or...

Frontmatter -- Contents -- Preface -- I. Foundations -- 1 Historical Background -- 2 Mathematical Background -- II. Rationalizability on General Domains -- 3 Definitions of Rationalizability -- 4 Characterizations -- III. Rationalizability on Specific Domains -- 5 Domain Closedness Properties --...