I think you're wrong - however
Trump brought Yoo into a private consult when he was president.
Talking about Presidential power. July 2020
Yoo also involved with Consulting with Eastman who has been disbarred by CA politics.
https://www.reviewjournal.com/news/politics-and-government/lawyer-john-yoo-says-trump-has-expansive-executive-powers-2079915/