The Anapana Chi Conversations of Peter Senge and Nan Huai-Chin
This set of conversations between Zen Master Nan Huai-Chin and best selling author, Professor Peter Senge of MIT, were recorded over a period of months between 2003 and 2005. They focus on the cultivation practice of following your breathing and cultivating your chi to attain spiritual progress including all sorts of chi-based phenomena that will arise from the practice. The scope of the topics and materials covered is impressive.