Nice book discusses a few psychology studies. In all honesty Thinking, Fast and Slow by Daniel Kahneman is much more comprehensive, suggest read that first, if you love that book then read this!

book review
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