Remember when all of your desk necessities—sharpened yellow No. 2s, an orange-tipped bottle of glue—fit neatly in a rectangular box? With those Pythagorean theorem days in the rear view, our desks can get decidedly more disheveled courtesy of piles of to-be-read books and magazines, paperwork that needs attention, erratically placed sticky notes, and assorted odds and ends. Productivity experts often champion the merits of a neatly maintained work space, but studies (ones likely buried under a pile of more studies) have shown that a messy desk can actually foster creative thinking. Sure, others may scoff at your seemingly nonsensical stacks, but if you’re the sort who finds comfort in the chaos, know that you are in good clutter-loving company: Mark Twain, Thomas Edison, and Albert Einstein are all said to…