Ustad Nusrat Fateh Ali Khan PP (Punjabi: نصرت فتح علی خان, Punjabi pronunciation: [nʊsˈɾət̪ ˈfət̪e(ɦ) əliː ˈxɑːn]; born Pervez Fateh Ali Khan; 13 October 1948 – 16 August 1997), also known by his initials NFAK, was a Pakistani singer, songwriter, and music director. He was primarily a singer of qawwali, a form of Sufi devotional music.[1] Often referred to as the “Shahenshah-e-Qawwali” (the King of Qawwali),[2][3] he is considered by The New York Times as the greatest qawwali singer of his generation[4] and as the fourth greatest singer of all time by LA Weekly in 2016.[5] He was known for his vocal abilities and could perform at a high level of intensity for several hours.[6][7][8][9] Khan is widely credited with introducing Qawwali music to international audiences. He was also a master of Hindustani classical music.[10]