Dutch artist Fiona Tan paints her video portraits in rich shades of black and white, moving in a barely perceptible show motion. The viewer witnesses mundane rituals of everyday life, captured by her camera which appears to float in a vague circle. In "Downside Up" human subjects become confused with their own shadows, each a mirror image of the other. The overall effect is captivating.At the Peter Freeman gallery, 560 Broadway.