Yoshihiko Matsushima is a Japanese author and translator specializing in Russian history, Soviet history, and international politics. His work covers topics ranging from the Russian Revolution and the Cold War to contemporary Russia. He is the author of Putin's Overconfidence: Miscalculations and Prospects and has translated major works by Catherine Merridale, Geoffrey Roberts, Michael McFaul, and Adam Higginbotham into Japanese. Through meticulous historical research and a deep understanding of Russian affairs, he provides readers with clear and insightful perspectives on the country's history, politics, and role in today's international landscape.