Peter Dennis Blandford Townshend (born 19 May 1945) is an English musician. He is co-founder, leader, guitarist, second lead vocalist and principal songwriter of the Who, one of the most influential rock bands of the 1960s and 1970s.Townshend has written more than 100 songs for 12 of the Who's studio albums. These include concept albums, the rock operas Tommy and Quadrophenia, plus popular rock radio staples such as Who's Next; as well as dozens more that appeared as non-album singles, bonus tracks on reissues, and tracks on rarities compilations such as Odds & Sods (1974). He has also written more than 100 songs that have appeared on his solo albums, as well as radio jingles and television theme songs.