Shape of Qi (SOQ) Listening is one of the core theoretical concepts and palpation techniques taught in Engaging Vitality. It was first outlined by Charles “Chip” Chace, one of the main developers of EV. SOQ Listening is Chip’s rendering of the osteopathic concept of neutral which was developed by William Garner Sutherland, an important figure in the development of osteopathic medicine and cranial osteopathy in the west.