Are Jews today still the carriers of a single and identical collective identity and do they still constitute a single people? This two-fold question arises when one compares a Hassidi Habad from Brooklyn, a Jewish professor at a secular university in Brussels, a traditional Yemeni Jew still living in Sana'a, a Galilee kibbutznik, or a Russian Jew in Novossibirsk. Is there still today a significant relationship between these individuals who all subscribe to Judaism? The analysis shows that the Jewish identity is multiple and can be explained by considering all variants as "e;surface structures"e; of the three universal "e;deep structures"e; central to the notion of collective identity, namely, collective commitment, perceptions of the collective's singularity, and positioning vis-a-vis "e;others."e;