No one.

Literally, every intelligent English speaking human being knows EXACTLY where this meme template came from. That's Steven Crowder at one of his "Change my Mind" events, where he has conversations with people who disagree with him.

Bam

I don’t think this its just the OG sign

On February 16th, 2018, comedian Steven Crowder tweeted[1] a picture of himself seated behind a sign that reads "Male privilege is a myth / Change my mind" and the caption, "Hello @TCU. Come one come all. #ChangeMyMind." The picture is part of Crowder's podcast and YouTube in which he attempts to have people with opposing viewpoints convince him of various issues.