If you were trying to find Mark Liebrecht: Congrats! You found one!
Maybe not the one you’re looking for, but you did find a Mark Liebrecht.
This one fancies himself to be a writer, and at times, a cartoonist.
Currently, the only social media services he uses are:
If you need to reach him, the best way to do so is through his Patreon or by emailing him at ‘hello [at] mark liebrecht dot com‘