Mark Knopfler is a British singer-songwriter and guitarist, best known as the frontman of the rock band Dire Straits, which was active from 1977 to 1995. His music style is characterized by his fingerstyle guitar technique and his storytelling lyrics, drawing influences from rock, country, and blues. Knopfler has made significant contributions to music history with influential works such as "Sultans of Swing" and "Money for Nothing." His distinctive guitar sound and narrative songwriting have positioned him as a key figure in the rock and roll genre.