Original sentence: Although not as well known in the West as many other Islamic scholars, Shaltut was a prolific writer on the sharia and on tafsir, and is known for introducing the teaching of the fiqh (jurisprudence) of Zaydi and Twelver Shi'a Islam to the university alongside the fiqh of the four Sunni madhhabs (traditions of jurisprudence)
Edited sentence: Although not as well known in the West as many other Islamic scholars, Shaltut was a prolific writer on the sharia and on tafsir, and is known for introducing the teaching of the fiqh (jurisprudence) of Zaydi and Twelver Shi'a Islam to the university alongside the fiqh of the four Sunni madhhabs (traditions of jurisprudence)which was absolutely wrong on his part.In Islam there are only four right school of thoughts that is right and sahih They are  Hanafi, Shafi Maliki and Hanbali the rest are either heritics or non Muslims.So they cannot be called Sunnis.The folllowers of the four school of thoughts are called Ahle Sunnat wal jamaat in short Sunni.Wahabis are not Sunnis as they follow Abdul Wahab Nazdi