Monks have always pushed the boundaries of intense practice. I'm no monk, but a meditation marathon is one hell of a practice.

Why would someone become a student of a spiritual teacher? What does the teacher-student relationship have to offer someone on the spiritual path? Spiritual teacher Andrew Cohen interviews 25 spiritual leaders about their relationship with their teachers, offering a unique window into this old and at times controversial tradition. The audios of these interviews is available for free on-line.

Why meditate? What can it add to your life? Bergen shares a journal two years in the making of his annual commitment to meditate for 24 hours -- in a row. No incense and candles here; just the backbreaking effort born of conviction that one-pointedness cuts the fog like nothing else.