Obituaries
- Adam Showman (1968-2020)
- David R. Criswell (1941-2019)
- Jay T. Bergstralh (1943-2019)
- William (Bill) R. Ward (1944-2018)
- John Edward Westfall (1938-2018)
- Bradford A. Smith 1931-2018
- Michael J.S. Belton 1934-2018
- Von R. Eshleman 1924-2017
- Nathan Bridges 1966-2017
- Michel Combes 1939-2017
- Tobias C. Owen 1936-2017
- Akiva Bar-Nun 1940-2017
- Mark Allen 1949-2016
- Ewen Whitaker 1922-2016
- Edgard G. Yanovitskij 1937-2016
- Gerald J. Wasserburg 1927-2016
- S. Ichtiaque Rasool 1930-2016
- Andre Brahic 1942-2016
- Mildred Shapley Matthews 1915-2016
- Lloyd V. Wallace 1927-2015