During three days in December 2015, Jerome “Jerry” Karzen presented lessons before a group of practitioners at the Feldenkrais Institute of San Diego, probing intriguing questions about the process and construction of FI. This provides a chance to see in action one of the Feldenkrais community’s most experienced practitioners. The depth of Jerry's experience and the creative spirit with which he works are clearly demonstrated as he responds to the range of issues presented by the people receiving lessons. Each section includes a discussion with practitioners who were present, offering a lively and intimate view of the advanced training setting.