Tom Murphy ran Capital Cities ABC. In 1966, CapCities’ co-founder Frank Smith died unexpectedly, and Murphy became Chairman and CEO. He held this position for the next 30 years. Under his leadership, Murphy helped build Capital Cities from a small broadcasting company into a multi-billion dollar media conglomerate but the time it was merged with Disney in 1995. The stock grew at over 20%pa over that 30 year period.
H/T CornerofBerkshire
Tom Murphy video below run time about 60 minutes