Insight meditation, a.k.a. "vipassana", has made big strides, thanks to Insight Meditation Society in Massachusetts and Spirit Rock in California, as well as S.

Insight meditation, a.k.a. "vipassana", has made big strides, thanks to Insight Meditation Society in Massachusetts and Spirit Rock in California, as well as S.N. Goenka's centers around the country. Regarding Zen, koans are a feature of Rinzai, whereas Soto centers on just sitting.