JUST POSTED ON TAP ONLINE: CONFOUND IT. You knew it was coming: Paul Berman rejoins Eric Alterman's rejoinder to his essay on I.F. Stone. What is the proper way to assess Soviet Communism's influence on the American left? What does Berman think a midcentury American Menshevik has to teach American liberals about current Iran policy? All this and more get discussed -- Berman on Alterman on Berman on McPherson on Stone.