- Boyd's theories of combat have informed virtually every U.S. Military engagement of recent years, including the deployment of American armed forces in the Gulf War, Afghanistan, and Iraq. Vice President Dick Cheney and Secretary of Defense Donald Rumsfeld, among others, have acknowledged Boyd's contribution to current American military thinking.- BOYD is currently in its third hardcover printing, with more than 35,000 copies sold.- Robert Coram is one of the few civilians to have flown aboard both the F-100 and the F-15.