ex-X (formerly RedPen/BlackPen)さんのイラストまとめ
@redpenblackpenFollow @redpenblackpenさんをフォローする
In one hand a black pen for creation. In the other, a red pen, for review. By @biodataganache. See also: @PlanetSciComm. IG+FB: redpenblackpen. CC-BY-NC-SA.
redbubble.com/people/redpenb…フォロー数：108 フォロワー数：21094
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@Wiskundelessen That's *BlackPenRedPen* (@blackpenredpen) not me, @redpebblackpen - though I do have an occasional maths-related cartoon :)
e.g. The Serpent-Ski Triangle
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Is it too early for #AcademicValentines? I sure hope not!
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Would you be… part of my professional network?
#AcademicValentines
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