Strategic stability refers to the ability of states to interact during crises without escalating diplomatic and conventional military disputes to the use of nuclear weapons. This essay by Giles David Arceneaux evaluates the effects of nuclear command and control systems on strategic stability in crisis scenarios. This study defines the concept of nuclear command and control, details the challenges that command and control systems pose for strategic stability, identifies challenges to strategic stability emanating from Russia, China and North Korea, and discusses opportunities for policymakers to reinforce strategic stability in those regions.