Written quite awhile ago but a nice book outlines importance of getting things done with lots of tips that are still relevant to today. For meetings have a clear agenda and hold someone accountable to action points. Focus on solutions not problems.
Leadership Lessons with The Beatles: Actionable Tips and Tools for Becoming Better at Leading by Shantha Mohan
Trust your intuition and take action if have sufficient information, remember you are never going to have all the information but be sure to gather