Beyoncé's torrid 21st-century run has had ripple effects across pop music. Frank Ocean and B's sister Solange are, like Beyoncé, auteurs whose expansive musical palettes are rooted in R&B; balladeers like Sam Smith and Adele have looked to Beyoncé's interpretative skill; and up-and-comers like SZA and Tinashe have emulated Beyoncé's early-career self-assuredness on their way to soul stardom.