Commentator on KNUS (Denver) on the economic merger of the two Germanys.

Commentator on WHRB, Harvard University Radio, Cambridge, Massachusetts, February 19, 1990 on events in post-Ceausescu Romania.

Commentator on WRKO, Boston, Massachusetts, February 14, 1990 on German unification.

Commentator on WHDH, Boston, Massachusetts, February 14, 1990 on German unification.

Commentator on WBAI, New York, February 13, 1990 on German unification; November 27, October 10, October 3 and June 19, 1989 on the changing situation in East and West Europe.

Commentator on KMOX, St.Louis, Missouri, December 29 and 21, 1989 on events in Romania: December 15, 1989 on the German Question.

Commentator on WUNR, Boston, Massachusetts, December 28, 1989 on the decline of Communism in Eastern Europe and the Soviet Union.

Commentator on "A Public Affair", WORT, Madison, Wisconsin, December 26, 1989 on Romania; December 1, 1989 on Eastern Europe in general; and October 4, 1989 on the mass exodus from East Germany to West Germany via Hungary and Czechoslovakia.

Commentator on WBZ, Boston, Massachusetts, December 22, 1989 on Romania.

Commentator on the Voice of America on the perception of events in Eastern Europe by the American media, December 2, 1989.

Commentator on "All Things Considered", National Public Radio, November 30, 1989 on the Herrhausen assassination in the Federal Republic of Germany.