[vram22]

Here is an earlier comment subthread by me, on an earlier HN thread on the same general topic, as I said I've done, above. It mentions Gabe, Elaine, and a few others, including Geoff Lawton, permaculture pioneer, who are doing good work in this area, with a few more details:

https://news.ycombinator.com/item?id=24827234