Gregory Stafford, a former Jehovah's Witness and author of Jehovah's Witnesses Defended, left the Watchtower organization due, in part, to rejecting their rules vis-a-vis blood transfusions and related procedures. In a recent video, he gives a very good overview of the history of the Watchtower and blood-related procedures, as well as some of the problems therein:
Blood, the Bible, and the Watchtower Society (Jehovah's Witnesses)
For an article on this blog addressing blood transfusions and that the Bible does not prohibit such, see:
Doe the Bible Prohibit Blood Transfusions?
Blood, the Bible, and the Watchtower Society (Jehovah's Witnesses)
For an article on this blog addressing blood transfusions and that the Bible does not prohibit such, see:
Doe the Bible Prohibit Blood Transfusions?