(founder)(1st 4 Caliphs followed by Sunnis)
Muhammad-->Abu Bakr-->Umar-->Uthman-->Ali(1st Shi'ite Imam)
                                       | (transmitter of mystical
                                       V teachings to Sufi Sheik’s)
                       Shi'ite Imams: #2
                                      #3 --> "Fourers" (breakaway)
                                       |
                                       V
                                      #4
                                      #5
                                      #6 --> "Seveners" (breakaway)
                                       |     (Ismailis)
                                       V
                                      #7
                                      #8
                                      #9
                                      #10
                                      #11
                                      #12 (in hiding)
                                       |
                                       V
                            future: Al-Madhi (The Bab for Baha’is)
                                                   |
                                                   V
                                              Baha’u’llah
                                              Abdul-Baha
                                              Shoghi Effendhi
                                              Universal House of Justice