He does appear to have a strong bias in past statements, although I don't know how rigorous this analysis is.
"A separate study from the organization claimed that 92 percent of the jokes Kimmel made on his show since January 2023 were at the expense of conservatives, and 97 percent of his political guests were left-leaning."
"A separate study from the organization claimed that 92 percent of the jokes Kimmel made on his show since January 2023 were at the expense of conservatives, and 97 percent of his political guests were left-leaning."
https://www.dailymail.co.uk/media/article-15117605/jimmy-kim...