Think you know your Bob Dylan lyrics? Take this quiz to find out.
Doubt led to drive for Francis, who still isn't sure why one of Status Quo's biggest hits is so beloved.
Greg talks about writing songs of "universal truth" for King Crimson and ELP, and tells us about his most memorable stage moment (it involves fireworks).
He's a singer and an actor, but as a songwriter Paul helped make Kermit a cultured frog, turned a bank commercial into a huge hit and made love both "exciting and new" and "soft as an easy chair."
Howard explains his positive songwriting method and how uplifting songs can carry a deeper message.
Iron Maiden, Adele, Toto, Eminem and Earth, Wind & Fire are just some of the artists with songs directly inspired by movies - and not always good ones.
Al Gore chose an inspiring but obscure campaign song when he ran for president in 2000: "Let The Day Begin" by The Call.
James Taylor wrote "Sweet Baby James" during a road trip to Virginia in honor of his brother’s new baby, also named James, whom he was about to meet for the first time.
Eminem sampled the song "Thank You" by the British singer Dido on his 2000 hit "Stan."
Madonna's hit "Don't Tell Me" was written by her brother-in-law, Joe Henry, who has produced albums by Hugh Laurie and Bonnie Raitt.
Bob Dylan's four handwritten pages containing the original draft of "Like a Rolling Stone" fetched over $2m at Sothebys New York in June 2014 setting a price record for a popular music manuscript.
Stevie Wonder wrote the Rufus funk classic "Tell Me Something Good."