| February 18, 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 |
| October 4, 2010 | Edited by Laurel Bellon | Author merge, added DOB |
| October 4, 2010 | Edited by Laurel Bellon | merge authors |