Melvin L. DeFleur held the title of Distinguished Professor at the Manship School of Mass Communication at Louisiana State University. Previously, he was Director of the School of Mass Communication at Boston University and held the John Ben Snow endowed Chair at Syracuse University. He served on the faculties of eight universities and was responsible for the development and administration of several Ph.D. programs. Melvin DeFleur is one of the most recognized scholars in the field of mass communication. He wrote numerous articles and books, including Milestones in Mass Communication Research, many of which have been translated into several languages. Margaret H. DeFleur is Professor Emerita at Louisiana State University. She served as Professor and Associate Dean for Graduate Studies and Research at the Manship School of Mass Communication. Previously, she was the director of a graduate program in the College of Communication at Boston University and also taught at Syracuse University. She is the author or co-author of a number of articles and books, including Fundamentals of Human Communication: Social Science in Everyday Life.