SENIOR advisors
Meet the Senior Advisors of The Chertoff Group
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Joel Brenner
Senior Advisor
Joel Brenner is a Senior Advisor at The Chertoff Group. From 2006 to 2009, Mr. Brenner was the head of U.S. counterintelligence under the Director of National Intelligence, responsible for integrating the counterintelligence activities of the 17 departments and agencies with intelligence authorities, including the FBI and CIA and elements of the Department of Defense, Energy, and Homeland Security. more>>>
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Robert Butler
Senior Advisor
Robert (Bob) Butler serves as a Senior Advisor to The Chertoff Group. Mr. Butler's career in information technology, intelligence, and national security spans 32 years of both public and private sector experience. Previously Mr. Butler served as the Deputy Assistant Secretary of Defense for Space and Cyber Policy from August 2009 to May 2010 and then became the Defense Department's first Deputy Assistant Secretary of Defense for Cyber Policy, from June 2010 to August 2011. more >>>
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Bryan Cunningham
Senior Advisor
Bryan Cunningham is a Senior Advisor to The Chertoff Group. Mr. Cunningham is an information security and privacy lawyer who served previously in senior intelligence and law enforcement positions in the U.S. government, most recently serving as Deputy Legal Advisor to then-National Security Advisor Condoleezza Rice. more >>>
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Lt. Gen. Emerson Gardner, USMC, (ret.)
Senior Advisor
Lt. Gen. Emerson N. Gardner, USMC, (ret.) is a Senior Advisor to The Chertoff Group. He is a recognized expert on the Department of Defense programming and budgeting process and assists defense and non-defense companies in strategy development as an independent consultant. more>>>
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Robert Kandra
Senior Advisor
Robert Kandra is a Senior Advisor to The Chertoff Group. Mr. Kandra recently served as the Associate Executive Assistant Director in the National Security Branch of the Federal Bureau of Investigation (FBI). In this capacity, he was responsible for executive oversight of all foreign and domestic FBI programs for counterintelligence. more >>>
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Chief Charles Kammerdener
Senior Advisor
Chief Charles Kammerdener is a Senior Advisor to The Chertoff Group. Chief Kammerdener was appointed to the New York City Housing Police Department in September 1973 and began his career in Brookly. He was promoted to Detective in July 1983; Sergeant in August 1983; Lieutenant Commander Detective Squad in May 1988; Captain in May 1989; Deputy Chief in December 1994. In June 2009 he was promoted to Chief of Special Operations. more >>>
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James Micsan
Senior Advisor
James Micsan is a Senior Advisor to The Chertoff Group. He is a retired Senior Executive Operations Officer with 30 years of experience in the Central Intelligence Agency's National Clandestine Service (NCS). Mr. Micsan has served both domestically and abroad, with numerous field assignments in Africa, the Middle East, Europe, and South Asia. more>>>
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Greg Oslan
Senior Advisor
Greg Oslan is a Senior Advisor at The Chertoff Group. He is also the Managing Director at OSG Consulting, a company he founded, that provides strategic business and operations guidance to technology, analytics, telecommunications, and cybersecurity companies. OSG’s consulting services focus on business planning,product and service strategies, and organizational design. more>>>
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Jonathan Paris
Senior Advisor
Jonathan Paris is a Senior Advisor to The Chertoff Group where he shares his expertise across a wide range of research interests that include the Middle East, South Asia, Europe, transatlantic relations, international security, and counterterrorism. Since 2003, he has been consulting for the U.S. government. more >>>
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Samantha Ravich, Ph.D.
Senior Advisor
Dr. Samantha Ravich is an expert in national security and international political risk. She currently co-chairs the National Commission for the Review of the Research and Development Programs of the U.S. Intelligence Community. In this role, she co-leads a team of national security experts to review, evaluate and articulate program and resource priorities for the full range of R&D programs within the Intelligence Community. more >>>
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Dick Schaeffer
Senior Advisor
Dick Schaeffer is a Senior Advisor to The Chertoff Group. He is a former Senior Executive with the National Security Agency (NSA), with over 40 years of U.S. Government service, including 15 years as a member of the Defense Intelligence Senior Executive Service. more>>>
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Paul Rosenzweig
Senior Advisor
Paul Rosenzweig is a Senior Advisor to The Chertoff Group. Mr. Rosenzweig brings extensive knowledge of the Department of Homeland Security, serving previously as the Deputy Assistant Secretary for Policy and as acting Assistant Secretary for International Affairs. more>>>
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Michael Walker
Senior Advisor
Michael Walker is a Senior Advisor at The Chertoff Group. Mr. Walker spent 30 years with the Central Intelligence Agency, spending 18 of those years working abroad in various locations and served as Chief of the Central Intelligence Agency's Near East and South Asia Division (the CIA's largest division) from February 2007 to July 2010. more>>>
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Scott Weber
Senior Advisor
Scott Weber is a Senior Advisor to The Chertoff Group. He previously served as the Senior Counselor to the Secretary at the U.S. Department of Homeland Security, assisting the Secretary with policy development, operations, and legal analysis. His portfolio included infrastructure protection, preparedness, and continuity of operations and of government programs. more>>>
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