I saw a passing reference to them in another post, and it made me read a little bit more about them. It appears that post-Stoneheart, the group has splintered or only appears to have splintered and are out on official brotherhood business. I would like to open it up to discussion! This is especially important since GRRM has noted that LS plays a large role in the Winds of Winter.
From the wiki:
Known members
Currently
Lady Stoneheart, also known as "the Hangwoman", "th