What is the meaning of "Minhaj Al-Mu'min" (The Believer's Path)? Is its author, Mustafa Murad, a professor at Al-Azhar University? And how long did it take him to write the book?

The methodology (minhaj) is the clear path, and the believer's methodology is the path he takes to reach the objective of his Lord. It encompasses all that a believer does in compliance with God's commands and avoidance of His prohibitions. The author of the book is Dr. Mustafa Murad, a member of Al-Azhar University. We do not have knowledge of how long it took him to compile the book or its current status at theless than University.