John C. Malone

 In 1963, Malone began his business career at Bell Telephone Laboratories of AT&T and was employed in economic planning and research and development. He was hired by McKinsey & Company in 1968 and was promoted to group vice president at General Instrument Corporation, (GI) in the year 1970. Then, he became the president of Jerrold Electrics an affiliate of GI. Malone was the president and CEO of Tele-Communications Inc. for 24 years, 1973-1996. He is also on the board of directors of Expedia.com. Charter Communications. Warner Bros. Discovery, and Lions Gate Entertainment Corp. Malone is the chairman emeritus of Cable Television Laboratories, Inc. and chairman of Liberty Global, Inc., and formerly the DirecTV Group. His appointment as chairman of Liberty Global was contentious at times.In 2005, Malone held 32 percent of shares in the media corporation News Corporation, and although just about half of them were votes, Rupert Murdoch reportedly had worries that he would lose control over his company to Malone, and tried to get rid of him from the firm with an "poison pill" strategy.He was director of the National Cable & Telecommunications Association (NCTA) from 1974 to 1977, and then from 1980 to 1993. Between 1977 and 1978, Malone was the NCTA's treasurer.