Dr. Taha Jabir al Alwani was born in Iraq in 1354/1935. He received his primary and secondary education in his native land and then graduated with an Honors Degree from the College of Shariah and Law at Al Azhar University in Cairo in 1378/1959. From the same university he was awarded his Master's Degree in 1388/1968, and a Doctorate in Usul al Fiqh in 1392/1973. For ten years (from 1395/1975 to 1405/1985) Dr al 'Alwani was a Professor of Fiqh and Usul al Fiqh at Imam Muhammad b. Sa'ud University in Riyadh. Dr. al 'Alwani participated in the founding of the International Institute of Islamic Thought (IIIT) in the USA in 1401/1981, and is now the Institute's President and a member of its Board of Trustees. He is a founder-member of the Council of the Muslim World League in Makkah. A member of the OIC Islamic Fiqh Academy in Jeddah since 1407/1987. President of the Fiqh Council of North America 1408/1988.
تتبع المؤلف فيه ورود مصطلحات المحكم والمتشابه بالإضافة لبعض التعابير القرءانية الأخرى مثل أم الكتاب لدفع إشكالية اللبس والغموض عن ما يسمى بالآيات المتشابهات ليخرج الكاتب بأنه لا لبس ولا غموض في كتاب الله
رد الكاتب أيضا كل الأراء التي ربطت بين المحكم والمتشابه بالناسخ والمنسوخ وهذا حق لا ريب
يمكن أن نعتبر الكتاب بداية لأن الموضوع بحاجة لمزيد من البحث