Gary Wilson was a known science fraud. His sole article was recommended for retraction by the COPE ethics board, including for failure to admit he was a paid, anti-porn advocate.
His only talk TEDx placed a warning for fraud. He threatened to kill the scientists and therapists who tried to correct his disinformation:
He threatened to kill the family after losing a lawsuit to them to have a website critical of his eliminated from the web, which he then used hundreds of thousands of dollars in legal threats to continue to go after the family after he lost:
https://www.wipo.int/amc/en/domains/decisions/text/2019/d2019-1544.html
Most importantly to your point, he falsified his credentials constantly. When reporters called attention to it, he threatened them too:
https://cbc.radio-canada.ca/en/ombudsman/reviews/2013-11-18
In summary, he was ""an Oregon man with no scientific training or background, who has made a career peddling pseudoscience."
https://journals.ala.org/index.php/jifp/article/view/7177
and you are just another sucker who fell for it.