David Johnston

Head of Social Media - United States Department of Defense

For three decades, David Johnston has crafted compelling content across digital and traditional media platforms. Currently, he holds the position of Head of Social Media at the U.S. Department of Defense, where he amplifies the impactful stories of service members, veterans, and military families. As a frequent event speaker, David shares insights from his dynamic career in social media, visual communications, and customer care. When he’s not shaping narratives, you’ll find him experimenting in the kitchen or packing his suitcase for his next travel adventure.