From memory, it does sound like the Dean or Program Director did meet with him about his attitude and grading & paraphrasing told him he needed to straighten up. There was a follow up mtg that he didn’t attend. So I seem to remember that lead to his TA termination.
I cut and pasted apart of my timeline:
Sept. 23 2022 BK has altercation with professor.
Oct. 3, 2022 BK had to have a meeting to discuss "professional behavior."
Oct 19 another online search: “Can Psychopaths behave prosocially,” according to Kohberger’s phone data.
Oct. 21 BK received an email about "failure to meet expectations."
Nov. 2 BK had to have a meeting to discuss "improvement plan progress."
Nov 22, 2022 Sheath hand delivered to Othram Labs, in Texas.
**He goes back to the University. Contues to be a teachers assistant (all of a sudden he is grading papers kinder/nicer).
Dec 2, 2022 BK got his hair cut. In the book, hairdresser gives her account.
Dec 7, 2022 BK had to have a meeting to "discuss improvement plan progress. "
Dec 9, 2022 BK had second altercation with professor.
Dec 10, BK's Dad buys his plain ticket.
Dec 10, 2022 FBI gets sheath back from Othram Labs for further testing.
Dec. 15, 2022 Classes ended at WSU.
Dec. 16 Classes end at UI Moscow.
(Date) BK leaves his home. Leaves behind a coverall tag and Walmart receipt on a bathroom shelf. He also takes ALL his clothes.
Dec 17, 2022 Home in Pennsylvania.
Dec 19, 2022 BK is officially terminated at his job.
Dec 30, 2022 after 1am he is arrested at parents home in PA.
Dec 30, 2022 WSU issued a No Trespassing Order against BK.