http://www.stuff.co.nz/sport/other-...-to-alter-fight-preparation-for-defining-2017 This is something you might be interested in @Reg ...It's not surprising Parker's worst showings are mirrored by poor camps.
Parker had a lot on his shoulders in his last fight. The hype and attention he was bringing his country brought new elements to his camp he hadn't had to deal with before. I could easily see that as being a factor for a young up and coming fighter.