Besides co-writing Laws of Media in 1988 and working closely for many years with his father, Dr. Eric McLuhan has been deeply involved in exploring media ecology and communications. He is the author of more than a dozen books on media, perception, and literature. Currently, he is director of Media Studies and lectures at The Harris Institute for the Arts in Toronto. His website is ericmcluhan.com.

THE LOST TETRADS OF MARSHALL McLUHAN Marshall McLuhan and Eric McLuhan Marshall McLuhan was the visionary theorist best known for coining the phrase “The medium is the message.” Now, his media scholar son Eric has recovered all the “lost” tetrads that he and his father developed, and accompanies them here with accessible explanations of how they function. More