sentences:  For example, some Satmar Hasidim refuse to recognize their current leadership and rely solely on the teachings of the late Rabbi Joel Teitelbaum; most Satmar Hasidim do not recognize and harshly criticise all Zionist and pro-Zionist rabbinical institutions, especially the Chief Rabbinate of Israel.Some educated Orthodox Jews do not affiliate with any particular rabbi or group, and choose halachic opinions on their own, by researching rabbinical literature and comparing opinions of different rabbis.The tradition of decentralization and somewhat critical approach to authoritarian structures is common among Orthodox Jews, especially among the Hasidim, who are divided into over 100 independent sects.