Ted Hartley’s abstract paintings at Keyes Art, many inspired by Ukraine’s battle for survival, are vibrant and powerful —and proceeds from sales will benefit groups that support that country's struggle.

Gene Casey and the Lone Sharks will headline a Rockabilly Christmas show at Riverhead’s Suffolk Theater, while the Jam Session is bringing a Winter Jazz Series to the Southampton Arts Center and the Parrish Art Museum.

“Hamptons Modern,” a new book by the architecture writer David Sokol, looks at 17 East End houses to show how the modernist impulse remains strong in the region.