His style is to have books and papers and interesting objets strewn everywhere. And that has its charm, but lately the expression of this style has gotten a tad out of hand. There's a finite amount of floor space, after all. It's an office for psychotherapy, not an Office Max.
I'm impressed that he's plunging in. Especially on a Sunday afternoon. It takes a surprising amount of spunkiness to pick a part of a mess and start organizing. Very easy to instead sink into reading some stray item, or do some other pressing errand "first."
Just told him I was blogging on this subject. He was so deep into the sorting that his upcoming fame wasn't of great interest, though he absent-mindedly assured me he didn't mind. A good sign. Makes me want to clean something up too.