
Derek Pieper
Retired Assistant Special Agent in Charge with nearly 21 years at the FBI focused on counterintelligence and counterespionage, having led and supervised CI and internal espionage units in major field offices and at FBI headquarters.
Best podcasts with Derek Pieper
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Mar 18, 2026 • 51min
Lawfare Daily: National Security, Counterintelligence, and Counterespionage: A Guide for the Perplexed
Derek Pieper, retired FBI assistant special agent in charge with two decades leading counterintelligence and counterespionage teams, discusses how the two fields differ and why training matters. He talks about insider recruitment versus foreign targeting. They cover expanding CI to influence and cyber threats, challenges of investigating colleagues, and why politicization risks undermining investigations.


