I've never noticed a correlation in my personal life between sleep time and proximity to windows during the workday. That said, I can definitely say that, for

I've never noticed a correlation in my personal life between sleep time and proximity to windows during the workday. That said, I can definitely say that, for me at least, sitting next to a window is a huge perk. I'd probably turn down a job if I couldn't at least sit near a window, unless there was something else about the job that was absolutely killer.