Like the band's debut studio album, Innerspeaker (2010), Lonerism was written, recorded, performed, and produced by Kevin Parker, with live member Jay Watson contributing on two tracks.
Ao igual que o seu anterior traballo, Innerspeaker (2010), Lonerism foi composto, gravado e producido por Kevin Parker, contribuíndo Jay Watson, membro da banda en vivo, en dous temas.