My supervisor warned me recently about how small responsibilities can pile up. Her strategy is to take 3 straight days to work on a project (a paper, proposal, etc.) because by day 3, your focus is so concentrated that it's much more efficient than continuously returning to the same project for many days over a few weeks. But when things get busy, distractions eat away at your ability to focus. One of the worst, she said, was email: administrative, teaching, and miscellaneous emails pile up and erode productivity, meaning that she doesn't ever have 3 straight days to focus on one project. Things work a little differently for me. I like to move between projects, to tackle multiple things in a day. I enjoy the feeling of crossing things off my to-do list, and since email is the biggest part of my graduate assistantship, I like to read and respond to any that come my way ASAP so that they're not hanging over me (leaving small tasks undone for days, on the other hand, ...
A lively look at work-life balance