You're stuck. You have an important problem to solve. You need consensus where there is none currently. These are all great opportunities to consider engaging an outside facilitator. Learn the benefits of doing so in Eric Morgenstern’s post.
When you think about people who are at the top of their field, you realize that behind the scenes there is often a coach. This is true not only for athletes and performers, but also for executives. A coach provides wise counsel, serving as a mentor and consultant. Coaches ask the right questions, provide guidance and help execs up their game so they can be ever better. Tricia McKim discusses how to determine when an executive coach is right for you.