How the Qur'an was Revealed & Compiled?

Who really wrote the Qur'an? How the Qur'an Was Collected in the Current order? What are the seven Ahruf? In July 1997, Sheikh Hamzah Yusuf visited New Mexico to conduct a training session with Dar of Islam Teachers Institute. The program was titled "Understanding and Teaching About Islam". Hamzah Yusuf Hanson is the founder of the Zaytuna Institute, which is committed to inspiring a traditional understanding and study of the core Islamic sciences. He was born as Mark Hanson in Walla Walla, Washington and was raised in Northern California in a Greek Orthodox family, the son of a US academic father, veteran of World War II, and activist mother. At the age of 17, in 1977, Hanson converted to Islam in Santa Barbara, California. He is one of the signatories of A Common Word Between Us and You, an open letter by Islamic scholars to Christian leaders, calling for peace and understanding. The Topic: How the Qur'an was Revealed & Compiled? A talk by Hamzah Yusuf Hanson (Abiquiu, New Mexico, USA July 14th, 1997)