The term "Fourth Album" typically refers to the fourth studio album released by a musical artist or band. This album often showcases the evolution of the artist's sound and style, reflecting their growth and experimentation in music. Many artists use their fourth album to take creative risks, which can lead to significant changes in their career trajectory. In popular music, notable examples of fourth albums include The Beatles' "Rubber Soul," Taylor Swift's "Red," and Nirvana's "In Utero." These albums often receive critical acclaim and can solidify an artist's place in the music industry. The fourth album is often seen as a pivotal moment in an artist's discography.