What can radical historians learn by engaging with new trends in world history? This special issue of the ''Radical History Review'' explores some of the possibilities created by the dialogue between world history and radical history - in the way we frame our research, narrate our stories, and teach our subjects. It also suggests how radical understandings of world history can be integrated into both scholarly and political work for social movements and oppressed communities inexorably shaped by transnational, transregional, and global processes.''His achievements rank him with Thomas Edison and Alexander Graham Bell,'' states Albert Abramson in this discerning, often dramatic biography of Vladimir Kosma Zworykin, the Russian-born scientist who ''did more to create our present system of cathode-ray television than any other person.''