How to Try and be OK with the Contemporary Art Market, 2014 by William Powhida. Part of the artist’s solo exhibition, Overculture, at Postmasters Gallery, opening Saturday at 5:30pm, in New York. (Courtesy of the artist and Postmasters. See it large.)

• L.A.: Michaela Eichwald, Barry Johnston, Mathias Kryger, Frances Scholz, Jill Spector, at Tif Sigfrids. Opens Saturday at 4pm, in Hollywood.
• L.A.: Lost and Found: The Secrets of Archimedes, at the Huntington Library. Opens Saturday, in San Marino.
• L.A.: Floral Journey: Native North American Beadwork, at the Autry. Opens Saturday, in Griffith Park.
• L.A.: The Architecture and Design Film Festival, at the Los Angeles Theatre Center. Starts today, in downtown.
• L.A.: Drowning and swallowing this text, with various artists, at Los Angeles Contemporary Exhibitions. Opens Friday at 7pm, in Hollywood.
• L.A.: Ron Athey: Sebastiane, at the Hammer Museum. Tomorrow at 7:30pm, in Westwood.
• S.F.: Katy Grannan: The 99, at Fraenkel Gallery.
• New Orleans: The Donna Perret Rosen Lecture: Calvin Tomkins, Dodie Kazanjian and Adam D. Weinberg, at the New Orleans Museum of Art. This Friday at 6pm.
• NYC: Other Primary Structures, at the Jewish Museum. Opens Friday, on the Upper East Side.
• NYC: Museum Starter Kit: Open With Care, at El Museo del Barrio. Opens today, on the Upper East Side.
• NYC: Bill Cunningham: Facades and The Black Fives, at the New-York Historical Society. Opens Friday on the Upper West Side.
• NYC: Degenerate Art: The Attack on Modern Art in Nazi Germany, 1937, at the Neue Galerie. Opens Thursday, on the Upper East Side.
• NYC: Carpets of the East in Paintings of the West, at the Metropolitan Museum of Art. Through June 29, on the Upper East Side.
• NYC: Masterworks: Jewels of the Collection, at the Rubin Museum of Art. Through March 2015, in Chelsea.
• NYC: Robert Heinecken: Object Matter, at the Museum of Modern Art. Opens Saturday, in Midtown.
• NYC: Oswaldo Vigas: Transfigurations, at Dillon Gallery. Opens Thursday, in Chelsea.
• NYC: Sharon Hayes, Fingernails on a blackboard, at Andrea Rosen Gallery. Opens Friday, in Chelsea.
• NYC: Jerome Liebling: Matter of Life and Death, at Steven Kasher Gallery. Opens Thursday, in Chelsea.
• NYC: Andrea Bowers and Suzanne Lacy: Drawing Lessons, at the Drawing Center. Opens Saturday, in SoHo. Groups need to reserve in advance to see the performance.
• NYC: Ali Banisadr, Motherboard, at Sperone Westwater. Through April 19, on the Lower East Side.
• London: Haim Steinbach: once again the world is flat, at the Serpentine Galleries. Through April 21.