Judgment and Decision Research on the Wisdom of Crowds

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Introduction to the Special Issue

• Introduction to the Special Issue on Judgment and Decision Research on the Wisdom of the Crowds
  David V. Budescu, Yael Grushka-Cockayne, and Jack B. Soll

Special Issue Articles

• A Hypothesis Test Algorithm for Determining When Weighting Individual Judgments Reliably Improves Collective Accuracy or Just Adds Noise
  Shu Huang, Stephen B. Broomell, and Russell Golman
• Using Cross-Domain Expertise to Aggregate Forecasts When Within-Domain Expertise Is Unknown
  Piers D. L. Howe, Marcellin Martinie, and Tom Wilkening
• The Wisdom of the Coherent: Improving Correspondence With Coherence-Weighted Aggregation
  Robert N. Collins, David R. Mandel, Christopher W. Karvetski, Charley M. Wu, and Jonathan D. Nelson
• 86 Using Selected Peers to Improve the Accuracy of Crowd Sourced Forecasts
  Ye Feng and David V. Budescu
• Automated Update Tools to Augment the Wisdom of Crowds in Geopolitical Forecasting
  Amy Summerville, Cara L. Widmer, Brandon Minnery, Ion Juvina, and Subhashini Ganapathy
• Harnessing the Wisdom of the Confident Crowd in Medical Image Decision-Making
  Eeshan Hasan, Quentin Eichbaum, Adam C. Seegmiller, Charles Stratton, and Jennifer S. Trueblood
• Incentives for Self-Extremized Expert Judgments to Alleviate the Shared-Information Problem
  Cem Peker
• Skew-Adjusted Extremized-Mean: A Simple Method for Identifying and Learning From Contrarian Minorities in Groups of Forecasters
  Ben Powell, Ville A. Satopää, Niall MacKay, and Philip E. Tetlock
• How Expertise Mediates the Effects of Numerical and Textual Communication on Individual and Collective Accuracy
  Nicholas Beauchamp, Sarah Shugars, Briony Swire-Thompson, and David Lazer
• Sequential Collaboration: The Accuracy of Dependent, Incremental Judgments
  Maren Mayer and Daniel W. Heck
• How People Use Information About the Number and Distribution of Judgments When Tapping Into the Wisdom of the Crowds
  Thomas Schultze, Christian Treffenstädt, and Stefan Schulz-Hardt