Several musicians will gather at Seekers Church in Takoma on Friday for the Say Sister! Guitar Festival, celebrating women redefining the guitar across jazz, blues, folk, and avant-garde genres.

“I love Strats, I’m such a Strat girl, and Fender actually recently did the 70th-anniversary Strat. And so this is one of the models that they made,” Lindsay Ell says, as she picks up her iridescent ...