Yesterday it was a sunny and hot 85 degrees here.* We spent a great deal of time outdoors, including a family outing to a popular local restaurant with a shaded patio that surrounds a playground for kids. Alert-eyed parents scouted for available tables and staked claims to tables clearing out. In most cases, the dads were sent ahead and they did a good job of staking claims rather genially. One dad approached the table next to us and began to move in when another dad popped up and said, "Oh you know, we were going to sit here," the first dad hesitated for a second---should he challenge? He had to weigh: disappoint his approaching wife who told him to get. that. table. now! or follow his instincts to move on---then he said, "Right, sure, sorry," and began to move away. The second dad, his territory respected, said, "Well maybe we can split the two tables, if your family doesn't mind being tight? How many do you have?" The dads proceeded to negotiate the...