Franklyn Sills is co-director of the Karuna Institute, a respected post-graduated Institute for Craniosacral Biodynamics and Core Process Psychotherapy. Throughout his career, he has been in the forefront of pioneering a biodynamic approach to work within the cranial field. His training includes medical research, Osteopathic work, and an in depth study of the work of Dr. Randolph Stone. His main focus has been within the context of craniosacral teaching and clinical practice. He is also the author of Craniosacral Biodynamics, Volumes I and II .