Muslim scholars have a long history of questioning the hadith literature throughout Islamic history. Western academics also became active in the field later (in Hadith studies), starting in 1890, but much more often since 1950.See Western scholarship section in Criticism of hadith re: Ignatz Goldziher, Josef Schacht, Patricia Crone, John Esposito, and Reza Aslan in particular.
Muslim scholars have a long history of questioning the hadith literature throughout Islamic history. Western academics also became active in the field later (in Hadith studies), starting in 1890, but much more often since 1950.See Western scholarship section in Criticism of hadith re: Ignatz Goldziher, Josef Schacht, Patricia Crone, John Esposito, and Reza Aslan in particular.