>>54848464The only tidbit we get is that the professor treasured the scarlet/violet book as a child which probably propelled them into becoming a professor in the first place so they can bring their research down to Area Zero. it makes sense along the way, they started reading Occulture too because it aligns with their interests of Heath's book.
I figure the moment they stepped down to Area Zero and started fulfilling their childhood obsession they got more delusional thinking it'll somehow become the perfect paradise for their family of 3. they probably started rambling about paradox pokemon destroying the ecosystem is a natural part of life, and their spouse eventually got fed up, left, and took Arven with them. At that point the professor doubles down on their research and the time machine in a desperate attempt to prove their conspiracy theories and delusions weren't wrong. All in an attempt to get back the marriage and family they had lost