James is talking Range: Why Generalists Triumph in a Specialized World by David Epstein. Kenny is promoting Thomas Sowell's Economic Facts and Fallacies.
Links from the show:
Range - David Epstein
Tiger Mom
Outliers - Malcom Gladwell
Sunk Cost Fallacy
Economic Facts and Fallacies - Thomas Sowell
Thomas Sowell Essays
Milton Friedman on Donahue