In 1999, he began writing a twice-weekly column in the Post on global politics, economics and international affairs.
From the early 1970s, his twice-weekly column was distributed to more than 320 newspapers across the country.
Jackson's views are considered liberal, and he often addresses politics, racial as well as environmental issues in his twice-weekly column.
His twice-weekly column for the Globe has appeared since 1987.
He writes a twice-weekly column for The New York Times.
The almost twice-weekly columns vary from musician Q&As to television features, concert reviews and festival coverage.
His twice-weekly columns provided readers with behind-the-screens enlightenment and entertainment.
From 2004 to 2008 he wrote a twice-weekly column for the History News Network.
His twice-weekly column on politics and national affairs, which has appeared in The Times since 1983, continues.
He currently writes a twice-weekly column for the Daily Mail.