Arenstein's wife, Orly Azoulay, is the Washington, D.C. correspondent for the Israeli newspaper Yedioth Ahronoth.
He continues to write a Chicago political column carried locally with the Southwest News-Herald and the Lawndale News Newspaper, and formerly wrote a weekly column with the Arlington Heights Daily Herald (2002–2009), and has written a humor/serious column for the online website of Yedioth Ahronoth and also for the Jerusalem Post Newspaper Jerusalem Post.
During the 1980s he was the editor of the weekend supplement "Seven Days" of the daily newspaper Yedioth Ahronoth, and was the editor of Maariv for a short period of time in 1992, when the newspaper was owned by Robert Maxwell.
The founder and publisher is Yoel Esteron, formerly the managing editor for Yedioth Ahronoth, and its editor is Galit Hemi.