Wikipedia : This day (July 4, 1938), in Slab Fork, West Virginia, is born William Harrison Withers, Jr. a.k.a Bill Withers, an American singer-songwriter and musician..
Bill Withers : I write and sing about whatever I am able to understand and feel. I feel that it is healthier to look out at the world through a window than through a mirror. Otherwise, all you see is yourself and whatever is behind you.
@allmusic : Songwriter/singer/guitarist Withers is best remembered for the classic Lean on Me and his other million-selling singles Ain’t No Sunshine and Use Me, but he has a sizable cache of great songs to his credit
@last.fm : His second album Still Bill also did well on the charts. It was recorded during a break in the “Just As I Am” tour and included the well-known single “Lean On Me,” which went to #1 on the charts on July 8, 1972.