The Defense Entrepreneurs Forum (DEF) exists to inspire, connect and empower people committed to US national security through convening events, forging partnerships and delivery of tangible solutions. DEF does this in order to promote and enable a culture of innovation in the US national security community. DEF is an independent, 501(c)(3) registered, non-profit. Join the virtuous insurgency: DEF.org/Join Support our mission: DEF.org/Donate