Vance Powell produced many musical acts, including the lead singer and guitarist of duo The White Stripes.  What is the name of the lead singer?
Jack White John Anthony "Jack" White (né Gillis; July 9, 1975) is an American musician, singer, songwriter, record producer and actor. He is known as the lead singer and guitarist of duo The White Stripes. He has also had success in other bands and as a solo artist. On April 24, 2012, White released his debut solo album, "Blunderbuss". His second studio album, "Lazaretto", was released on June 10, 2014. Both received wide commercial and critical acclaim.
Jon Walker Jonathan Jacob "Jon" Walker (born September 17, 1985) is an American musician. Formerly the bassist of Panic! at the Disco, Walker was also the lead guitarist and occasional split vocalist of The Young Veins (which he founded with former Panic! lead guitarist Ryan Ross), now on indefinite hiatus. Having went on to release several solo recordings, he is now mostly songwriting and producing.