Katie Ketchum as Mary Cassatt. (Photo by Joe Hoffman.)

Katie Ketchum will present her musical one-woman show, “Impressions of Mary Cassatt; American Painter,” at 7:30 p.m. Friday and Saturday, July 15 and 16, at Sebastopol Center for the Arts, 6780 Depot St.

Ketchum, composer, playwright, pianist and singer, was born in California and studied composition at the Royal Conservatory of Music in Toronto, Canada.

She toured nationally with her show about 19th-century artist Marie Cassatt as early as the 1980s. Her other one-person plays, “Clara Schumann: 19th-Century Pianist” and “Magdalene: The Mary Magdalene Story,” have played throughout the East and West Coasts.

Admission: $15-$20. Information: (707) 829-4797, www.sebarts.org.