How do Qigong, ZZ, NDBM, Zazen Relate to Sussokan?

This morning a person in class asked about how doing NDBM fits in with Sussokan. He had heard a talk about Sussokan and felt confused about how NDBM could work with it. So here is a note about Sussokan and how, in my process, it relates to Qigong, Zhan Zhuang, Zazen, and Non-Directed Body Movement….