Using an original investigative protocol and a data base of 4,127 national delegates from ten Moroccan political organizations, surveyed be- tween 2008 and 2012, this article examines the characteristics of party members in Morocco. Ini- tial results indicate that the field of Moroccan poli- tical parties is a small world dominated by city dwellers, mature men, and the most highly edu- cated, wealthiest individuals. However, far from being isolated from ordinary citizens, there are social dynamics at work. While it cannot be reduced to a segmented clientele, it is, nonethe- less, shaped by an ideal-typical opposition between parties of notables and parties of activists.