london

Channa Horwitz, Sonakinatography, Composition XVII, 1987–2004, casein on Mylar, 24 × 35". From the series “Sonakinatography,” 1968–2012.

Channa Horwitz

Raven Row

Channa Horwitz, Sonakinatography, Composition XVII, 1987–2004, casein on Mylar, 24 × 35". From the series “Sonakinatography,” 1968–2012.

Channa Horwitz was, notoriously, the only woman selected for Maurice Tuchman’s landmark Art and Technology project (1967–71) and, worse still, was the only selected artist not to have her work realized and exhibited. A diagram on graph paper for the movement of light on eight Plexiglas beams floating in a magnetic field, Art and Technology Proposal: Beams and Intensity of Lights, 1968, was on view in this long-overdue survey, which originated at KW Institute for Contemporary Art in Berlin and was organized by its chief curator, Ellen Blumenstein. Although the proposal never took on concrete form, it was prescient in that systems, motion, diagramming, and the count from one to eight would consume the attention of the Los Angeles–born and –based artist until her death in 2013.

Covering a period from 1964 to 2012, the exhibition comprised primarily works on Mylar or paper but also a

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