Improve: Leaders who are loyal to their organization want to invest time and effort into improving their teams. They focus on learning and improving the organization. They are proactive in predicting, adapting and leading change. Success through teamwork is also an important principle discussed. To be an effective team you must have trust, communication, loyalty, selfless service, respect and discipline. Successful teams put the good of the team first and work together to achieve their goals. They thrive on challenges and learn from previous experiences to improve in the future. These teams show pride in what they do and their accomplishments. After Action Review (AAR) is another principle and powerful tool discussed in the book. It allows people to discuss a specific event, focus on performance standards and find out what happened, why it happened and how to improve any weaknesses. It is a problem solving process with the aim of participation to discover strengths and weaknesses, propose solutions and adopt a course of action. AARs can be formal or informal. Informal AAR is typically used for on-site coaching. All AARs have the following characteristics:• They are conducted during or immediately after an event to ensure that information is still fresh in the attendee's records