Ewing Hunter Harrison (November 7, 1944 – December 16, 2017) was a railway executive who served as the CEO of Illinois Central Railroad (IC), Canadian National Railway (CN), Canadian Pacific Railway (CP), and CSX Corporation. He died on December 16, 2017, two days after taking medical leave from CSX. He is known for introducing precision scheduled railroading to the companies he ran. Biography Born in Memphis, Tennessee, in 1944, Harrison began his railroad career in 1964 when he worked as a carman-oiler for the St. Louis-San Francisco Railway ("Frisco"), while attending Memphis State University. Harrison was later promoted to railroad operator with Frisco and, later, with Burlington Northern Railroad (BN) following that company's acquisition of Frisco in 1980. Harrison was consistently promoted at BN, eventually being appointed vice-president – transportation as well as vice-president – service design. Harrison left the BN in 1989 and secured a job with the executive team at the Illinois Central Railroad (IC), first as vice-president and chief operating officer, culminating with his appointment as president and chief executive officer from 1993 to 1998. Following the acquisition of IC by CN in 1998, Harrison was appointed vice-president and chief operating officer by CN. Upon the retirement of Paul Tellier, he was appointed president and chief executive officer of CN on January 1, 2003, serving in that position until his retirement on December 31, 2009. During his time at CN, Harrison was named Railroader of the Year for 2002 by industry trade journal Railway Age as well as CEO of the Year for 2007 by The Globe and Mail's "Report on Business". On April 29, 2009, CN announced the company's plan for succession in Harrison's position by appointing Claude Mongeau as his successor effective January 1, 2010. Following his service at CN, Harrison retired to his estate in Connecticut where he raised and trained horses for show jumping. Bound by a non-competition clause with CN, Harrison maintained a low profile serving as a director for the Belt Railway of Chicago as well as Dynegy Holdings LLC. In fall 2011, Harrison was approached by the hedge fund Pershing Square Capital Management led by activist investor Bill Ackman, who was undertaking a proxy battle with the board of directors of CPR. Ackman had offered at that time to appoint Harrison as president and chief executive officer of CPR should his proxy battle in spring 2012 be successful, which would