A volunteer spends an evening untangling a confused membership list. At the next gathering, the organizer explains what they did and how it helped everyone receive the right information. Work that would otherwise remain invisible becomes part of the group's picture of itself.
Specific appreciation does more than announce that someone is wonderful. It connects a person, an action, and its effect. Others can recognize the contribution and understand that careful maintenance matters alongside the conspicuous parts of the project.
Recognition changes the room
Public recognition can affect the audience as well as its recipient. In a short data-entry field experiment, unexpected recognition changed subsequent performance, with much of the increase coming from people who were not recognized. The experiment measured performance during a three-hour task, so it leaves open whether the response would persist in a continuing group. The immediate response nevertheless extended beyond the people praised.
Imagine repeatedly thanking event speakers while overlooking people who arrange access or clean the venue. Even sincere praise would tell an incomplete story about what makes the event possible. Appreciation can reproduce visibility inequalities unless someone notices the quieter work.
People also differ in whether public attention feels welcome. The point is to acknowledge a contribution in a form the person can receive, not to turn gratitude into an obligation to perform modesty before an audience. A brief, concrete acknowledgment can change what the group learns to notice.