Most all of us have felt the exhaustion of pandemic-era decision-making. Should I travel to see an elderly relative? Can I see my friends and, if so, is inside OK? Mask or no mask? Test or no test? What day? Which brand? Is it safe to send my child to day care? Questions that once felt trivial have come to bear the moral weight of a life-or-death choice. So it might help to know (as you’re tossing and turning over whether to cancel your non-refundable vacation) that your struggle has a name: decision fatigue. In 2004, psychologist Barry Schwartz wrote an influential book, “The Paradox of Choic…