1) What is the structure of leadership in Islamic faith? How are leaders chosen? Who can be a leader? 2) How doctrine is established and changed? What are the sources of "truth" and who interprets them? 3) How Islamic faith handles change. How does it deal with secular autority when it conflicts with religious authority?
Respected scholars, as-salamu `alaykum. With Ramadan approaching, I’d like to know how Muslims can avoid differences regarding the beginning and end of Ramadan. Jazakum Allahu khayran.