The First 90 Days By Michael D. Watkins

The book is structured around a sequence of challenges a new leader must face:

• Promote Yourself: Mentally and professionally transition out of your old job and fully embrace the challenges of the new one.
• Accelerate Learning: Systematically understand the new organization's culture, politics, and technical landscape quickly to identify opportunities and challenges.
• Secure Early Wins: Achieve meaningful, visible successes tied to strategic priorities within the first 90 days to build credibility and influence.
• Negotiate Success: Proactively manage expectations and align on priorities with your new boss to ensure a shared definition of success.
• Achieve Alignment: Ensure that the strategy, structure, skills, systems, and culture of your team or organization are all working in concert towards shared goals.
• Build Your Team: Quickly assess existing talent and make necessary personnel changes to ensure you have A-players in critical roles.
• Create Coalitions: Develop strategic alliances with peers and stakeholders outside your direct authority to build a strong base of influence and support.
• Keep Your Balance: Manage the high personal stress and demands of a transition to avoid burnout and maintain effective decision-making capabilities.
• Expedite Everyone: Focus on accelerating the transitions of your direct reports as well, creating a powerful, compounding effect on overall organizational effectiveness.