David Lewis: How change in leadership impacts rank and file

David Lewis, professor of political science, Vanderbilt University

Swirling changes in leadership can have tough effects on the rank and file. That's what the FBI is dealing with right now as long-time career agent Andrew McCabe takes over as acting director. David Lewis, professor of political science at Vanderbilt University, shares some of the management and workforce implications on Federal Drive with Tom Temin.

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