Voices of Experience: Insight and Wisdom from NSL4A
NSL4A, Dave Petri, Martha Duncan, George Croner, Paul "Greg" SmithVoices of Experience offers timely analysis and seasoned insight from national security leaders committed to defending American democracy. Join us for clarity, expertise, and guidance through today’s complex national and global challenges.
| Platform |  | Pricing | Only free issues | Publishes | Daily |
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| Issues | 85 | Founded | a year ago | Last Issue | 2 days ago |
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nsl4a.substack.comLatest Issues
Common Sense: Take 2, A Call to Renew Democracy
Editor’s Note:
This article was written by NSL4A member Martha Duncan for the Steady State Substack as part of their series highlighting the new book, “Common Sense: Take 2, A Call to Renew Democracy,” by Russ Travers. The book focuses on...
Hegseth’s meddling with promotions tarnishes leadership and endangers the country
Editor’s Note:
NSL4A member and retired U.S. Navy Captain Jon Duffy has written about Defense Secretary Pete Hegseth blocking promotions recommended by a Navy rear admiral selection board. Among the nine officers removed from the list were...
Clausewitz on the Iran War
Editor’s Note:
This article was written by former U.S. Army Brigadier General and NSL4A member, Greg Smith, who served 35 years in uniform. It was published June 7, 2026, on “Paul’s Substack - Dispatches from a Dangerous World.” In it, he...
Diane Carlson Evans and the Women History Nearly Forgot
The passing of Diane Carlson Evans offers an opportunity not only to honor an extraordinary veteran, but also to reflect on a larger truth about military service in America: for much of our history, the contributions of women have been esse...
National Security Leaders for America Raises Serious Concerns Over Bill Pulte Serving as Acting Director of National Intelligence
FOR IMMEDIATE RELEASE
Washington, DC, June 5, 2026 National Security Leaders for America (NSL4A) is deeply concerned by President Trump’s reported selection of Bill Pulte to serve as Acting Director of National Intelligence, a move that a...
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Authors
The writers behind this newsletter.
National Security Leaders for America (NSl4A) is a bi-partisan, all-volunteer organization of former military and civilian leaders uniquely qualified to warn about U.S. national and economic security threats.
Retired Senior Navy Officer and strategic business professional, offering expertise and insights on a wide range of issues, while also exploring my creative and introspective side.
A 38 years career with DOD/DIA included 23 years as MI officer, LATAM analyst, NMJIC, Reserve Attache, OO, Chief HUMINT Management Enterprise, led development of HUMINT Operational Policy Manuals. Deployments to Panama, Bosnia, Afghanistan.
George Croner is a former intelligence official and attorney widely regarded as an expert on FISA and FISA Section 702. He writes extensively on U.S. national security, intelligence, and surveillance authorities.
Former US Army Brigadier General with 35 years in uniform. Commanded at every level below division, including military JTF command during the 2013 Boston Marathon Bombings. Current instructor in Counterterrorism Strategy at Nichols College.
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