Naomi Klein is an activist, author, and filmmaker who is best known for her political analyses and criticism of corporate globalization and of capitalism. She is the author of several books, including No Logo, The Shock Doctrine, This Changes Everything, and No Is Not Enough. She is also a frequent contributor to various media outlets, including The Guardian, The Nation, and Harper's Magazine. Klein has been a vocal advocate for social justice and environmental protection, and has been involved in numerous campaigns and initiatives to promote these causes.