Dr. Howard Gambrill Clark, Ph.D. is a Yale graduate with twenty-three years of experience and research in influence warfare: U.S. Marine Corps intelligence officer and special unit...view moreDr. Howard Gambrill Clark, Ph.D. is a Yale graduate with twenty-three years of experience and research in influence warfare: U.S. Marine Corps intelligence officer and special unit commander (Iraq, Afghanistan, and Philippines); White House National Economic Council counterterrorism analyst; Department of Homeland Security Senior Intelligence Officer for Headquarters Operations Directorate and Senior Intelligence Analyst for Counter Radicalization; and Special Operations Command senior consultant and trainer for countering violent extremism and stability operations as well as service to the U.S. Information Agency and U.S. Senate Defense Appropriations Subcommittee. He received his doctorate from King’s College London War Studies.Dr. Clark currently educates and mentors senior executives and senior military leaders on counterterrorism, countering violent extremism, information warfare, psychological warfare, guerrilla warfare, strategic intelligence, and strategic influence.Dr. Clark’s other books include Defeating Violent Extremists: The Tradecraft (2016) and Revolt Against al-Qa`ida (2010).view less