The editors are pleased to present to the nuclear com munity our new-look annual review. In its new look, with Plenum our new publisher, we may hope for a more rapid pre sentation to our audience of the contents for their consi deration; the contents themselves, however, are motivated from the same spirit as the first nine volumes, reviews of important developments in both a historical and an anticipa tory vein, interspersed with occasional new contributions that seem to the editors to have mor ...