In fond memory of some unforgettable colleagues and friends
- John R. Myhill 1923-1987
- Samuel Eilenberg 1913-1998
- Ugo Berni Canani 1939-1999 (link)
- Clifford Ambrose Truesdell 1919-2000
- John Isbell 1931-2005:
- John Isbell’s Adequate Subcategories, Topological Commentary,
Volume 11, #1, 2006 (link)
- John Isbell’s Adequate Subcategories, Topological Commentary,
- Saunders Mac Lane 1909-2005:
- The World of Mathematics Has Lost A Towering Figure, Scientiae Mathematicae Japonicae Vol. 63, No. 1, (2006), pp 9-10.(link)
- Saunders Mac Lane, un matematico, Lettera Matematica Pristem 55, p. 13.
- English version of above: Saunders Mac Lane, a mathematician (link)
- Saunders Mac Lane, New Dictionary of Scientific Biography, (2008)
- Jon Beck 1935-2006 (posted remembrance)
- George Mackey 1916-2006 (posted remembrance)
- Gregory Maxwell Kelly 1930- 2007
- Don Schack 1953-2010
- Radu Diaconescu 1944-2012 (link)
- Aurelio Carboni 1942-2012:
- Daniel Kan 1927-2013
- Alexander Grothendieck 1928-2014
- Alexander Grothendieck & the Modern Conception of Space, CT 2015 Aveiro, Portugal (invited address)
- Stephen H. Schanuel 1933-2014 (posted remembrance)
- Pierre (Peter) Gabriel 1933-2015 (link)
- Robert F. C. Walters 1943-2015 (link)
- Fred Linton 1937-2017 (link)
- Myles Tierney 1937-2017 (link)
- John Williford “Jack” Duskin 1937-2020
- Marta Cavallo Bunge 1938-2022 (last letter)
Saunders Mac Lane (August 4, 1909 – April 14, 2005) in 1971. University of Chicago Photographic Archive, apf1-10418, Hanna Holborn Gray Special Collections Research Center, University of Chicago Library.
Stephen Schanuel (14 July 1933-25 July 2014) and John Williford “Jack” Duskin (1937-2020). Old Fort Niagara, 1982. Social at the end of the meeting Categories and Continuum Physics. Photo by Geraldine Duskin