LinkinLegal
JS

John Sullivan

Partner · Mayer Brown

United StatesNational Security

About

Partner in Mayer Brown’s Washington DC and New York offices, co-lead of the firm’s National Security practice. Former US deputy secretary of state and former US ambassador to the Russian Federation. Distinguished Scholar at Georgetown University’s School of Foreign Service and Distinguished Fellow at Columbia University. Contributor to CBS News and author of 'Midnight in Moscow' (Little, Brown and Company, 2024).

Practice area

National Security

Office

Expertise

Foreign Affairs