Which continent, located almost entirely within the Northern and Western Hemispheres, did Thaddeus Radzilowski lecture in?
Thaddeus Radzilowski:  He has lectured widely in Europe and North America and has published more than 100 monographs, edited collections, journal articles, book chapters and scholarly papers. North America: North America is a continent entirely within the Northern Hemisphere and almost all within the Western Hemisphere; it is also considered by some to be a northern subcontinent of the Americas.
North America