A lot has changed over the years when it comes to managing the adult in cardiac arrest. As a result, survival rates after cardiac arrest have risen steadily over the last decade. With the release of the 2015 American Heart Association ACLS Guidelines 2015 online on Oct 16th, while there aren’t a lot a big changes, there are many small but important changes we need to be aware of, and there still remains a lot of controversy. In light of knowing how to provide optimal cardio-cerebral resuscitation and improving patient outcomes, in this episode we’ll ask two Canadian co-authors of The Guidelines, Dr. Laurie Morrison and Dr. Steve Lin some of the most practice-changing and controversial questions.