Quiet disengagement is one of the most expensive culture problems leaders face — and one of the hardest to see coming. Unlike loud conflict or visible resistance, disengaged employees don't quit. They stay. They show up, look busy, and slowly drain the energy, trust, and momentum from the teams around them. In this post, team coach Nikki breaks down how to spot the signs of a disengaged team member before the damage spreads, what separates a healthy culture challenger from a culture contaminant, and five practical steps leaders can take to protect the workplace culture they've worked hard to build.