Cat Stevens, born as Steven Demetre Georgiou and later known as Yusuf Islam after his conversion to Islam, is a British singer-songwriter who emerged in the late 1960s. He is known for his blend of folk, pop, and rock music, characterized by melodic tunes and introspective lyrics often reflecting his spiritual and philosophical beliefs. Stevens has made significant contributions to music history, with influential works such as "Wild World", "Peace Train", and "Father and Son". His 1971 album, "Teaser and the Firecat", is regarded as a landmark in the singer-songwriter genre.