Kos is director at RedBridge Group and one of Australia's leading political strategists and commentators. A former Labor campaign director, he has advised premiers, ministers, and party leaders, and is a key voice in deciphering the country’s rapidly shifting political and social terrain. Through his work in polling, demography, and voter analysis, he has helped decode how Australia’s generational and cultural revolutions are transforming power, politics, and place. He is a regular contributor to national media, including The Age, The Guardian, The Financial Review, the ABC, and The Saturday Paper.