BabyTron, Tee Grizzley, Eminem and Danny Brown. Collage by Jackie Lay / NPR.
Kyle Gustafson / Bennett Raglin / Kevin Winter / Ilya S. Savenok/Getty Images
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Kyle Gustafson / Bennett Raglin / Kevin Winter / Ilya S. Savenok/Getty Images
Noname, Chief Keef, Kanye West, and Dreezy. Collage by Jackie Lay / NPR.
Daniel DeSlover / Frazer Harrison / Dimitrios Kambouris / Xavier Collin/Getty Images / AP Images
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Daniel DeSlover / Frazer Harrison / Dimitrios Kambouris / Xavier Collin/Getty Images / AP Images
GloRilla, Three 6 Mafia, Yo Gotti, Gangsta Boo. Collage by Jackie Lay / NPR.
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Migos, Baby Tate, Outkast & Jeezy. Collage by Jackie Lay / NPR.
Alberto E. Rodriguez / Josh Brasted / Scott Gries / Paras Griffin/Getty Images
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Alberto E. Rodriguez / Josh Brasted / Scott Gries / Paras Griffin/Getty Images
The Clipse, Missy Elliott, Rico Nasty & Wale. Collage by Jackie Lay / NPR.
Scott Gries / Roger Kisby / Michael Loccisano / Fernanda Calfat/Getty Images
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Scott Gries / Roger Kisby / Michael Loccisano / Fernanda Calfat/Getty Images
Gang Starr, Cousin Stizz, BIA, Mr. Lif. Collage by Jackie Lay / NPR.
Martyn Goodacre / Isaac Brekken / Gonzalo Marroquin / Jack Plunkett/Getty Images / AP
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Martyn Goodacre / Isaac Brekken / Gonzalo Marroquin / Jack Plunkett/Getty Images / AP
MC Lyte, Young M.A, Jay-Z & A$AP Rocky. Collage by Jackie Lay / NPR.
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Frazer Harrison / Paras Griffin / Scott Gries / Ilya S. Savenok/Getty Images
A section of Sedgwick Avenue in the Bronx, N.Y. was renamed Hip Hop Boulevard in 2016, in recognition of the apartment building where the music is said to have been born.
José A. Alvarado Jr. for NPR
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