Klein contributes to The Nation, In These Times, The Globe and Mail, This Magazine, Harper's Magazine, and The Guardian, and is a senior contributor for The Intercept.
She is a former Miliband Fellow and lectured at the London School of Economics on the anti-globalization movement.
Her appointment as the inaugural Gloria Steinem Endowed Chair in Media, Culture and Feminist Studies at Rutgers University–New Brunswick began in October 2018 and runs for 3 years.
 The position is funded by foundations, endowments and individuals.

Klein ranked 11th in an internet poll of the top global intellectuals of 2005, a list of the world's top 100 public intellectuals compiled by the Prospect magazine in conjunction with Foreign Policy magazine.
She was involved in 2010 G-20 Toronto summit protests, condemning police force and brutality.
She spoke to a rally seeking the release of protesters in front of police headquarters on June 28, 2010.

On October 6, 2011, she visited Occupy Wall Street and gave a speech declaring the protest movement "the most important thing in the world".
On November 10, 2011, she participated in a panel discussion about the future of Occupy Wall Street with four other panelists, including Michael Moore, William Greider, and Rinku Sen, in which she stressed the crucial nature of the evolving movement.

Klein also made an appearance in the British radio show Desert Island Discs on BBC Radio 4 in 2017.
In November 2017, the Democracy in Europe Movement 2025 announced that Klein had been appointed to their Advisory Panel.

In November 2019, along with other public figures, Klein signed a letter supporting Labour Party leader Jeremy Corbyn describing him as "a beacon of hope in the struggle against emergent far-right nationalism, xenophobia and racism in much of the democratic world" and endorsed him in the 2019 UK general election.
Klein contributes to The Nation, In These Times, The Globe and Mail, This Magazine, Harper's Magazine, and The Guardian, and is a senior contributor for The Intercept. She is a former Miliband Fellow and lectured at the London School of Economics on the anti-globalization movement. Her appointment as the inaugural Gloria Steinem Endowed Chair in Media, Culture and Feminist Studies at Rutgers University–New Brunswick began in October 2018 and runs for 3 years.  The position is funded by foundations, endowments and individuals.
Klein ranked 11th in an internet poll of the top global intellectuals of 2005, a list of the world's top 100 public intellectuals compiled by the Prospect magazine in conjunction with Foreign Policy magazine. She was involved in 2010 G-20 Toronto summit protests, condemning police force and brutality. She spoke to a rally seeking the release of protesters in front of police headquarters on June 28, 2010.
On October 6, 2011, she visited Occupy Wall Street and gave a speech declaring the protest movement "the most important thing in the world". On November 10, 2011, she participated in a panel discussion about the future of Occupy Wall Street with four other panelists, including Michael Moore, William Greider, and Rinku Sen, in which she stressed the crucial nature of the evolving movement.
Klein also made an appearance in the British radio show Desert Island Discs on BBC Radio 4 in 2017. In November 2017, the Democracy in Europe Movement 2025 announced that Klein had been appointed to their Advisory Panel.
In November 2019, along with other public figures, Klein signed a letter supporting Labour Party leader Jeremy Corbyn describing him as "a beacon of hope in the struggle against emergent far-right nationalism, xenophobia and racism in much of the democratic world" and endorsed him in the 2019 UK general election.
Naomi Klein