"Indeed, this middling nature reflects Duffy’s life as a whole. He exists purely in the middle, unable to move upward, terrified of sliding down."
OK. Here: http://freedomfromthings.com/post/2458438021/book-review-fight-for-your-long-day-by-alex-kudera
and the more recent "Steve" review at goodreads: http://www.goodreads.com/book/show/8612461-fight-for-your-long-day
And yes, "Muriel" on goodreads is the author's mother, but please don't hold that against her.