
 Irregular Warfare Podcast
 Irregular Warfare Podcast Winning Without Fighting: Strategic Culture and Gray Zone Competition (Part 1)
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 Aug 8, 2025  Thomas X. Hammes, a Distinguished Research Fellow and retired Marine Colonel, teams up with Susan Bryant, an Adjunct Professor and retired Army Colonel, to dissect the intricacies of irregular warfare. They argue that America's strategic culture shapes its approach to competition in the gray zone, often to its disadvantage. Insights from their book highlight how cultural biases lead to oversimplified conflict understandings. The duo uses historical examples to illustrate the evolution of insurgencies and critiques the complexities of measuring military success. 
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Irregular Warfare Should Be Central
- Climate change and persistent crises make irregular conflict endemic.
- Susan Bryant warns irregular warfare must be central to U.S. strategy.
Cultural Biases Create Strategic Blind Spots
- U.S. strategic culture prefers binaries, views war as aberrant, and trusts technology.
- Susan Bryant argues these biases disadvantage the U.S. in gray-zone competition.
Metrics Measure Inputs, Not Outcomes
- The U.S. quantifies inputs because outcomes are hard to measure.
- Thomas X. Hammes warns inputs like training numbers don't equal strategic results.


