Increasingly, people report feeling overlooked, ignored, and underappreciated at work. Simply put, they don't feel like they matter to their leaders or organizations?and it's taking a toll. This hidden epidemic of insignificance is fueling a mental health crisis, intensifying loneliness, and, for organizations, driving disengagement, turnover, and low performance. The good news is that leaders can learn the skills to ensure that everyone around them feels valued and knows how they add value at work. Through a captivating exploration of the emerging science of mattering and drawing from hands-on work in hundreds of diverse industries and organizations, researcher and speaker Zach Mercurio reveals how mattering to others is a fundamental?yet often overlooked?requirement for thriving. He introduces a simple yet effective framework for making daily interactions with your people more meaningful: Noticing: the practice of seeing and hearing others Affirming: the practice of showing people how their unique gifts make a difference Needing: the practice of showing people they're relied on and indispensable Filled with practical advice, helpful exercises, and inspiring real-world examples, The Power of Mattering equips leaders at all levels with the tools they need to revitalize their teams?and entire organizations?by showing people that they matter.