“I love that our show sparks conversations, and that people identify so closely with the people we’ve created,” Issa Rae says after accepting a 2017 Peabody Award for “Insecure.” The multihyphenate star has helped fuel a TV revolution through the HBO series, which “authentically captures the lives of everyday young, black people in modern society.” Season 3 premieres this Sunday at 10:30 p.m.