
Behavioral Grooves Podcast The Silent Killer in Your Workplace | Tom Rieger
Apr 27, 2026
Tom Rieger, organizational consultant and author of Breaking the Fear Barrier, explores how fear of loss quietly fuels silos, mistrust, and wasted work. He links behavioral economics and biases to everyday workplace barriers. He also discusses how AI and remote work can amplify hidden tensions and offers practical ways leaders can surface and remove those barriers.
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The Progression From Parochialism To Empire Building
- Fear follows a progression from parochialism to territorialism to empire building that multiplies costs and rework.
- Examples include duplicated engineering and six teams simultaneously crashing a call center system, showing predictable escalation.
NASA's Goddard Way Showed Safety Turning Into Barriers
- NASA engineers' passion became a protective gospel: strict processes preserved mission safety but created downstream friction.
- Tom recounts Goddard Way pride where fear of catastrophic failure hardened rules that made life harder elsewhere.
Ghost Rules Keep Old Barriers Alive
- 'Ghosts' are stale rules that persist and build walls even when irrelevant.
- Rieger classifies rules as gospels, guidelines, ground rules, and ghosts, noting most things operate as rigid gospels instead of contextual guidelines.


