Harold J. Laski (1893-1950) was an esteemed British political scientist, economist, author, and lecturer. He taught at McGill University and Harvard. From 1926 until his death he was professor of political science at the London School of Economics and Political Science. His works include Karl Marx, Democracy in Crisis, The American Presidency, and The Rise of European Liberalism. Sidney A. Pearson, Jr. is visiting professor of political science at Virginia Tech and professor emeritus of political science at Radford University. He is the series editor of Transaction's Library of Liberal Thought. He has written many new introductions for books including Presidential Leadership, Party Government, and The New Democracy.