How Gen. Charles Brown Became Chairman of the Joint Chiefs of Staff The four-star Air Force fighter pilot will take over from Gen. Mark A. Milley as the chairman of the Joint Chiefs of Staff. Author: HELENE COOPER Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to email a link to a friend (Opens in new window)Click to print (Opens in new window)MoreClick to share on LinkedIn (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Tumblr (Opens in new window)