Does Chris Martin write songs for Coldplay?

Chris Martin is the lead vocalist, guitarist, and primary songwriter of the British rock band Coldplay. He has written or co-written the majority of the band's songs, including hits like "Yellow," "Clocks," "Paradise," and "A Sky Full of Stars." He often collaborates with other band members, Jonny Buckland, Guy Berryman, and Will Champion, as well as outside producers and songwriters. Martin is credited as the primary songwriter for most of Coldplay's albums, contributing lyrics, melodies, and musical arrangements.