What have neuroscientists learned about plaza design that you can apply in your patio: Design for what you actually want to happen on that patio.If you enjoy barbequing, not compromise on space for the grill. Want to feel the sun on your skin? Don’t build in the shade. And so on. Also, zone, via seating, or whatever you can, for groups of different sizes or who might prefer to spend time in different ways. An elongated patio is likely to…