From Wikipedia:

Nam June Paik (July 20, 1932 – January 29, 2006) was a Korean American artist. He worked with a variety of media and is considered to be the founder of video art. He is credited with an early usage (1974) of the term "electronic super highway" in application to telecommunications.

From Theartstory.org:

Nam June Paik, known as "the father of video art," surfed the forefront of cutting edge technologies and utilized them to realize artworks, the likes the world had never yet seen. His various experiments positioned video as a viable art form, and a tool toward accomplishing widespread, global connectivity - an oeuvre eerily prophetic to our contemporary information age. His revolutionary practice laid the groundwork for today's artists working in new media art.