Giving you options for links because I’m comradely like that:
Not sure I agree with the thesis or not, but it’s interesting to think about. It’s true that there are lots of very good non-grid cities. I’ve always thought that the main purpose of grids is to be understandable to the human mind, which maybe isn’t that important a goal, and lots of things flow well in a complex way: look at our own circulatory systems.
Chuck Marohn? The president of their organization as listed on their 990s from 2013-2015?