Grammy-nominated singer-songwriter Sarah Jarosz is acknowledged as being on the vanguard of the new wave of acoustic music. A graduate of New England Conservatory of Music, the 25-year-old Jarosz has released four albums of critically acclaimed music that pushes bluegrass and country into the 21st century, driven by her indisputable skills as a banjo-mandolinist and her melodic, mellow drawl that belies her Austin, Texas roots.

8 p.m. Friday, Sept. 20 with opener Parker Millsap, Ponte Vedra Concert Hall, $19-$41.50, pvconcerthall.com.