"While I am unalterably opposed to corset wearing, I do not hesitate to say that women who wear them will do well to substitute the Q.D. Clasp for those now in use." - Annie Jenness Miller, Dress Reformer
I knew there were people who spoke out against tight corsets and lacing, but I don't think I'd heard the term Dress Reformer. There is more information here and here. And here is an article by and some history (and a picture) about Annie Jenness Miller...who was a very interesting woman.