Joanne Mattera blogs about a selection of New York shows featuring black and white works including: Melissa Meyer, New Work at Lennon, Weinberg (through May 7), Tamar Zinn, At the Still Point at Kathryn Markel Fine Art (through May 7), Ellsworth Kelly, Photographs at Matthew Marks Gallery (closed), Rob de Oude, Tilts and Pinwheels at dm contemporary (closed), Robert Ryman at the Dia Art Foundation (through July 31), Judith Braun. Homeostasis at McKenzie Fine Art (closed), Ted Larsen, Industrial Park, at Margaret Thatcher Projects (closed).