| June 19, 2023 | Edited by Tom Morris | merge authors |
| September 30, 2020 | Edited by MARC Bot | add ISNI |
| March 31, 2017 | Edited by MARC Bot | add VIAF and wikidata ID |
| June 7, 2012 | Edited by VacuumBot | Removed period from death date |
| May 31, 2009 | Created by ImportBot | new author |