Much confusion has arisen in recent urban policy discussions in France about the importance of “empowerment”. To reduce this confusion, and to see more clearly the relevance of American experience to France, Julien Talpin points out the basic difference between community development and community organizing, and explores the latter in a field study in Los Angeles. The difference between the two can be subtle, but familiarity with it is nevertheless indispensable for designing and putting into place participation by neighbourhood residents.