Nine Inch Nails is an American industrial rock band that was formed in Cleveland, Ohio, United States in 1988 by Trent Reznor, the only constant member of the band. He is generally credited for popularizing the genre known as "industrial rock". Born Michael Trent Reznor, he was raised by his maternal grandparents in Mercer, Pennsylvania, USA. Reznor took up piano at the age of five and in high school took up the tuba and saxophone.