Jeffrey Bruce Klein (born January 15, 1948) is an investigative journalist who co-founded Mother Jones in 1976.For its first issue he found a piece that won a National Magazine Award.
He forced the resignation of Ronald Reagan’s chief foreign policy advisor, Richard V.
Allen, at the 1980 Republican National Convention.
At the San Jose Mercury News in 1983–92, he investigated The Pentagon’s secret programs to dominate space.
Susan Faludi began Backlash: The Undeclared War Against American Women while working for Klein there.
and Donald Sipple, the Republicans' star image-maker.
The investigative series on Speaker Gingrich led to his unprecedented public reprimand by the United States House of Representatives and a $300,000 fine.
Klein made Mother Jones the first general-interest magazine to place its content on the Internet.
In 2005, he co-produced for The NewsHour with Jim Lehrer a series on China's rising economy that won a Gerald Loeb Award.