Van Kollem Tessellation – A Tutorial. Shuzo fujimoto, one of the greatest origami masters in the world, passed away on july 28th, 2015 at the age of 92. I've seen lots of amazing origami, but seriously, benjamin parker can fold.
Crease the diagonal and collapse it flat with a crimp fold. It was quite comprehensive, but a bit heavy going. The model should lie flat.
