I mainly edit articles pertaining to longevity and want there to be more biographical content about supercentenarians available on Wikipedia.

 United Kingdom

Articles/bios I have helped on

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Juan Vicente Pérez (1909–2024)

John Tinniswood (born 1912)

Ethel Caterham (born 1909)

Morrie Markoff (1914–2024)

Reuben Sinclair (1911–2023) in List of Canadian supercentenarians

Delio Venturotti (1909–2022) in List of Italian supercentenarians

André Ludwig (1912–2024) in List of French supercentenarians

Fred Harold Hale (1890–2004) in List of American supercentenarians