His articles on the subject have appeared in "The New Republic" and elsewhere, and he has written two books, "Why I am a Zionist" and "Moynihan's Moment: America's Fight Against Zionism as Racism", which David G. Dalin, writing in the "National Review", called "beautifully written, and rich in its insight and analysis ... the definitive account of this episode and of why its legacy is an enduring one."