While current scholarly interest has assured Marshall McLuhan's (1911-80) foundational status as a media theorist, much room still exists for further exploration of his writings, which have taken on additional layers of significance in our contemporary digital moment. Holding that media were extensions of the human, McLuhan also posited that the human was a product of technology. Ranging across fields as diverse as art history, biotechnology, and beyond, this collection of essays considers McLuhan's ground-breaking approach within a number of new contexts and explores the distinguishing features of his media theory.