Frances Hoferichter / 3 January 2019
Michael C. Frank / 12 November 2018
Annie Brookman-Byrne / 8 October 2018
Michelle Downes / 1 October 2018
Keith J. Holyoak / 26 September 2018
Joe Bathelt / 12 September 2018
Meeri Kim / 7 September 2018
Sabine Gysi / 24 August 2018
Brittany Howell / 8 August 2018
Sabine Gysi / 28 May 2018
Sabine Gysi / 12 January 2018