Does the US mature cyber as a strategic capability and become a world class player in this domain or cede the field to opponents and perpetually react to their actions? Gaining cyber dominance will be a long and arduous journey. The substantial gap between capability and policy will impede our rate of progress. A first step to narrow this critical gap and accelerate our journey is to read this volume, internalize the key challenges and broaden the debate across the policy, legal, privacy, information technology, military and intelligence sectors.