User talk:Pwesterbaan

Wrong categories

Category:Fellows of the American Academy of Arts and Sciences and Category:Fellows of the American Mathematical Society are two different categories. Please do not confuse them, as you did on several recent changes including Ronitt Rubinfeld and Eva Silverstein. —David Eppstein (talk) 19:01, 27 September 2020 (UTC)

Welcome Pwesterbaan!

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Sincerely, S0091 (talk) 21:07, 27 September 2020 (UTC)   (Leave me a message)