Resignations from Sept to Dec:

Equifax CEO Richard Smith  						Sep. 26, 2017

Dentsply Sirona Inc CEO Jeffrey T. Slovin  		Oct. 2, 2017
Greater Naples CEO Paul Thein 	 				Oct. 4, 2017
Pepsico CEO D Shivakumar  						Oct. 9, 2017
Samsung CEO Kwon Oh-hyun  						Oct. 12, 2017
Oman Air CEO Paul Gregorowitsch  				Oct. 16, 2017
ASCENDAS Funds Management CEO Chia Nam Toon  	Oct. 20, 2017
Hudson's Bay CEO Gerald Storch  				Oct. 20, 2017
Red Cross Texas Gulf Coast Region CEO David Brady  	Oct. 28, 2017
BuildDirect CEO Jeff Booth   					Oct. 29, 2017
Podesta Group founder Tony Podesta  			Oct. 30, 2017
Menninger Clinic CEO Dr. C. Edward Coffey  		Oct. 31, 2017

Renaissance Technologies CEO Robert Mercer  	Nov. 2, 2017
Ardent Leisure CEO Simon Kelly  				Nov. 7, 2017
El Al CEO David Maimon  						Nov. 8, 2017
Altice CEO Michel Combes  						Nov. 9, 2017
Public Protector Busisiwe Mkhwebane CEO Themba Dlamini  Nov. 14, 2017
James Cancer Hospital CEO Michael Caligiuri  	Nov. 16, 2017
PR Electric Power Authority CEO Ricardo L. Ramos  		Nov. 17, 2017
Ellies CEO Wayne Samson  						Nov. 21, 2017
Hewlett Packard CEO Meg Whitman  				Nov. 22, 2017
Oi SA CEO Marco Schroeder  						Nov. 24, 2017
Tumblr CEO David Karp 	 						Nov. 27, 2017
London Stock Exchange CEO Xavier Rolet  		Nov. 28, 2017
Bruce Telecom CEO Bart Cameron  				Nov. 29, 2017
TravelCenters of America LLC CEO Thomas O'Brien Nov. 30, 2017
Tricentennial Commission CEO Edward Benavides	Nov. 30, 2017

City Light CEO Larry Weis  						Dec. 4, 2017
Steinhoff's R100bn CEO Markus Jooste  			Dec. 5, 2017
Uchumi Supermarkets CEO Julius Kipng'etich  	Dec. 6, 2017
Chicago Public Schools CEO Forrest Claypool  	Dec. 8, 2017
Deutsche Boerse CEO Carsten Kengeter  			Dec. 8, 2017
Nation Media Group CEO Joe Muganda  			Dec. 11, 2017
Cheil Worldwide CEO Daiki Lim  					Dec. 11, 2017
Fenway Health CEO  Dr. Stephen L. Boswell  		Dec. 11, 2017
Diebold/Nixdorf CEO Andy Mattes  				Dec. 14, 2017
Diebold/Nixdorf CEO Andy Mattes  				Dec. 14, 2017
AT&T CEO Randall Stephenson  					Dec. 15, 2017
Vast Resources CEO Roy Pitchford  				Dec. 18, 2017
Spackman Entertainment Group CEO Charles Spackman  	Dec. 18, 2017
ESPN President John Skipper  					Dec. 18, 2017
Innogy CEO Peter Terium  						Dec. 20, 2017
Papa John CEO John Schnatter  					Dec. 22, 2017
NYPD Police Chief Carlos Gomez retires  		Dec. 22, 2017
Alphabet Executive Chairman Eric Schmidt  		Dec. 22, 2017