Bruce Kumar Frantzis, probably needs no introduction.  I had one of his books previously, it was quite interesting; at the time I was sorry he never issued the follow-up volumes he had planned.  But instead he eventually published The Power of Internal Martial Arts.  I haven’t yet seen my way to buying this tome, I might check my public library first.  Meanwhile I just bumped into this very extensive preview thanks to the folks at Google:

http://books.google.com/books?id=mQninRHLESoC&pg=PA14&lpg=PA14&dq=martial+power+stillness&source=bl&ots=tNft2VnTDE&sig=rNrablZP9rnbSJmR5Mqofmqs2dk&hl=en&ei=Hf1bSpTGG4i2sgP4_7GyCg&sa=X&oi=book_result&ct=result&resnum=7