David A. Keene is an influential American political activist, author, and columnist, known for his long-standing commitment to the conservative movement. His career has been defined by prominent roles in major organizations. For nearly three decades, from 1984 to 2011, he served as chairman of the American Conservative Union (ACU), solidifying his role as a central figure on the American right and the primary organizer of the Conservative Political Action Conference (CPAC). Subsequently, from 2011 to 2013, he served as president of the National Rifle Association (NRA), becoming a staunch advocate for the Second Amendment. As an author, he has written numerous articles and co-authored books such as *Shall Not Be Infringed: The New Assaults on Your Second Amendment*. He has also served as the opinion editor for *The Washington Times*. Through his consistent presence and high-level positions, Keene is recognized as one of the most steadfast and representative voices of American conservatism in the late 20th and early 21st centuries.