The Trustworthy Image: Janice Nowinski at John Davis Gallery

I was talking with Janice Nowinski about her painting, "Nude with Red Background," and something about it reminded me of a principle I learned in a technical course on television broadcasting I took in 1992; for all I know, the principle involved has changed by now. The principle was this: The brightness of any point on a television screen is defined in a scale called IRE. Analogue broadcast television operates in a range from 7.5 IRE (black) to 100 IRE (white). If you go outside 7.5 to 100, you...