Process Models of Communication
Historically Significant Models of the Communication Process
Aristotle, circa 300 BCE

Alexander Graham Bell

Claude E. Shannon, 1948

Harold D. Lasswell, 1948
- Who
- Says What
- In Which Channel
- To Whom
- With What Effect
Wilbur Schramm, 1954

Osgood & Schramm, 1954

David Berlo, 1960

Dean Barnlund, 1970
