Good day: Monday, May 21

Sound and ‘visioning’: The Earplay ensemble presents “Earplay 22: Visioning,” a concert of new chamber music. [Pre-concert talk at 6:15 p.m., concert at 7 p.m.; Herbst Theatre, 401 Van Ness Ave.]

Who’s in town

Peter Irons, writer, constitutional scholar and civil-rights attorney, talks about his new book, “God on Trial,” which looks at recent landmark court battles over the separation of church and state. [7 p.m., Book Passage, 1 Ferry Building]

City activities

Shooting star: SFMOMA presents “Think While You Shoot,” an exhibit of photos, magazine spreads and print layouts by 20th-century Hungary-born photographer Martin Munkacsi. [11 a.m. to 5:45 p.m., SFMOMA, 151 Third St.]

Monday baseball: The S.F. Giants play the Houston Astros. [7:15 p.m., AT&T Park, 24 Willie Mays Plaza]

Literary events

Rebecca Mead: The New Yorker writer discusses “One Perfect Day: The Selling of the American Wedding.” [12:30 p.m., Stacey’s Bookstore, 581 Market St.]

Ellen Klages: The fiction writer discusses “Portable Childhoods.” [7 p.m., Books Inc., 601 Van Ness Ave.]

Lectures

Jim Hollingshead: The Monitor Group senior partner discusses how organizations can develop true insight into the markets they serve. [6 p.m., Commonwealth Club, 595 Market St.]

Sandy Tolan: The film producer and author of “The LemonTree” talks about the story of a Jewish and a Palestinian family riven by conflict but entwined by a simple tree. [6 p.m., Commonwealth Club, 595 Market St.]

At the public library

Theater for kids: Preschool Theatre presents “Prince Cinders.” [10:30 a.m., Bayview Branch, 5075 Third St.]

Homework help: High school volunteers assist K-7 students. [4 to 6 p.m., Excelsior Branch, 4400 Mission St.]

Warriors vs. Mavericks preview: Another series, another super-hero

Round after round, Golden State has faced the NBA’s best. Next up, Luka Dončić

Batteries are powering defection from the electric grid

“Minimizing my impact on the planet is something I’ve been working on since I was, like, 13 years old.”

More safe sites for people living in vehicles proposed

“This is not a new model; this is something that’s been utilized around the country.”