In response to pleas from human rights groups, he was allowed to leave Romania for the United States, on July 24, 1985, the same day as dissident priest Gheorghe Calciu-Dumitreasa.

[2] In the United States, Tudoran founded and ran two magazines, Agora (funded by the Foreign Policy Research Institute in Philadelphia, 1987–1992) and Meridian (Washington, D.C., 1990–1991),[3] and worked as an international broadcaster at the Voice of America.

From 2004 to January 2007, Tudoran was editor in chief of Democracy at Large, a publication of that organization;[5] currently, he is Senior Director for Communications and Research at IFES.

[4] He is a frequent editorialist, commentator and analyst in a wide variety of international media outlets, including The MacNeil/Lehrer NewsHour, 20 Minutes, CNN, ABC, CBS, NBC, International Herald Tribune, Partisan Review, Journal of Democracy, Le Monde, The Washington Post, The Washington Times, Orbis, The Hartford Courant, El País, Index on Censorship, Kontinent, C-SPAN, BBC, Radio France Internationale, Deutsche Welle, RAI, National Public Radio, ARD-Munich, VPRO-Amsterdam, and Radio Free Europe.

[10] In 2020, in honor of his 75 birthday, Romanian President Klaus Iohannis awarded him the Order of the Star of Romania, Knight rank.

[11] He is a member of the French and American PEN Clubs, the Romanian-American Academy of Arts and Sciences, and the Writers' Union of Romania; he is also an Associate Scholar with the Foreign Policy Research Institute.