Luxembourg-born poet and author whose works include Turbulence and Learn the Shadow. Also a translator, he received the PEN Award for his English translations of Paul Celan's poetic work.
He emigrated from Luxembourg at age nineteen and lived in England, Africa, and France before accepting an English professorship at the State University of New York-Albany.
He collaborated with Jerome Rothenberg on the publication of an anthology of avant-garde literary works of the twentieth century.
He married Nicole Peyrafitte, a French performance artist; the two collaborated on "dePLACEments" and other works.
He translated and edited selected writings by renowned artist Pablo Picasso.