If Manglano-Ovalle sympathizes with the balseros, Kara Walker's installation at the Renaissance Society is so over-the-top it can hardly be reduced to a simple argument.

Meditate on the steady drone and the rocking of the back and forth vacuum dance you do as you suck up the cathair, the ashes, the seeds, the stray leaves.

SE onset depends on a complex network of interactions among plant growth regulators, mainly auxins and cytokinins, during the proembryogenic early stages, and ethylene and gibberellic and abscisic acids later in the development of somatic embryos.

The team played a spiritless first half, just going through the motions. But the realization they were playing for their sick friend energized them for the second half.