The author spoke to Barnett, Fitz, and a bunch of guys from Iowa, and went through a ton of both programs' history, including all of the lead-up to the 1995 game. Also, Fitz apparently texts Barnett every year to tell him it's Iowa week.
https://theathletic.com/640601/2018...rivalry-hayden-fry-gary-barnett-big-ten-west/
https://theathletic.com/640601/2018...rivalry-hayden-fry-gary-barnett-big-ten-west/