Author Archive
Marcel Lettre
Former Under Secretary of Defense for Intelligence
![Marcel Lettre](https://cdn.defenseone.com/media/img/cd/2017/03/13/Marcel_Lettre/180x180.jpg?1618420472)
Marcel Lettre served at the Pentagon under the last four secretaries of defense from 2009 to January 2017, most recently as undersecretary of defense for intelligence.
Ideas
I Ran Intel at the Pentagon. Here’s My Advice on Insider Threats
If I were still in government, this is what I would be telling Defense Secretary Mattis and the DNI.
- Marcel Lettre