Who wrote the song which was ahead of "After the Love Has Gone" on the Billboard Hot 100 singles chart?
After the Love Has Gone: "After the Love Has Gone" is a 1979 hit single for Earth, Wind & Fire, written by David Foster, Jay Graydon, and Bill Champlin for the album "I Am". After the Love Has Gone:  It reached #2 on the "Billboard" Hot 100 singles chart for two weeks, behind The Knack's smash hit "My Sharona". My Sharona: "My Sharona" is the debut single by the Knack. My Sharona:  The song was written by Berton Averre and Doug Fieger, and released in 1979 from their album "Get the Knack".
Berton Averre and Doug Fieger