Buried Treasure, 2000, by Tom Kotik. (Image courtesy of Lesley Heller Gallery.)

• In NYC: Tom Kotik at Lesley Heller, opens Friday.
• In NYC: The SmART Brooklyn Gallery Hop, in Williamsburg, Greenpoint and Bushwick, this Sunday. (Hrag Vartanian.)
• In NYC: Brooklyn Block Party, with Swoon, David Ellis, Elbow Toe, Judith Supine and many others, at Ad Hoc, opens Friday. Plus: C215, Junk Store, in the project room.
• In Miami Beach: American Streamlined Design: The World of Tomorrow at the Wolfsonian, through May 17.
• In Indianapolis: A screening of the documentary film, Herb & Dorothy, followed by an Q&A with the Vogels at the IMA, tonight! (Richard McCoy’s Twitter.)
• In L.A.: Elbow Toe and Armsrock at Thinkspace, opens Friday.
• In L.A.: Ed Templeton gives a talk about his new book, Deformer, at Family, on Friday at 7:30 p.m.
• In L.A.: A conversation between artist Robert Irwin and writer Lawrence Weschler at the Getty Center, this Sunday at 3 p.m.
• In L.A.: From Crust to Dust: A Pie Theory Lecture and Practicum, by Joshua Beckman at Machine Project, Saturday at 8 p.m.
• In L.A.: Twenty-Six: New Works by Risk at Track 16 in Santa Monica, opens Saturday.
• In L.A.: Evan B. Harris, Maritime Mythology at Cerasoli LeBasse, opens Friday.
• In L.A.: Raymond Pettibon at Regen Projects, through Jan. 24.