The 9th Annual NanoTechnology for Defense Conference will be held 24 – 27 October 2011, at the Hyatt Regency Bellevue, in Bellevue Washington (just outside of Seattle).This event is sponsored by the tri-service research organizations Air Force Research Laboratory, Army Research Laboratory, and the Office of Naval Research, as well as the Defense Threat Reduction Agency and Defense Advanced Research Projects Agency. The conference is committed to provide forum for discussion on recent nanotechnology innovations which maximize the impact to defense and dual-use technologies. This focused conference brings together technical representatives from industry, university, and government to discuss defense technology needs, identify exciting nanostructure-enabled material advancements that are primed for technology development, and forge connections to facilitate and accelerate the development process.