Shai Tubali is an international author, thinker and speaker. He is a leading authority in the field of self-development and self-empowerment. In his writings and teachings, he skilfully combines psychology, philosophy, yogic traditions and Eastern thought and practices, into powerful processes of inner transformation. He is the head of the Human Greatness Center, a holistic health center in Berlin, where he leads seminars on spiritual transformation and psychological development. Shai has led workshops and retreats in Israel, Germany, Austria, Switzerland and India. He is also the creator of transformative methods that mix meditation, therapy and self-empowerment, and which are applied by psychologists and therapists throughout Europe. His innovative psychological insights have been recognized by psychologists and academics, for their originality and depth.