Although he was descended from a family that had lived in Israel for ten generations, he did not identify with Zionism, as he writes in the introduction to his book, ABC of Israeli Apartheid.
As a thirteen-year-old boy he witnessed Israeli soldiers destroying a Palestinian neighborhood near the Western Wall in the old city of Jerusalem.
As a soldier in the war of 1973 between Israel, Syria and Egypt, he witnessed the Israeli army destroying villages before withdrawing from occupied Syrian territory.
[citation needed] In 2008 he left Israel and moved with his family to a small village near the town of Kyustendil in Bulgaria, where he founded the 'Institute of Emotional Training' and the 'Academy of Thought'.
In his book he presents his new method, based on a new concept of human nature that does not separate between body and mind, that enables us to identify and improve our inborn emotional skills.
In his books Freud versus Dora and the Transparent Model of Case Studies and Another View of Psychotherapy he expresses doubts about the basic assumptions regarding 'therapy' or 'healing'.
In his book Emotional Training, he presents a new method that he asserts will help everyone create a sense of a safe place in their lives without being dependent on psychotherapists.
[citation needed] Green follows Robert Langs,[7] who broadened the ground rules of psychoanalysis to apply the whole field of psychotherapy.
Green's work shows the common denomination of all approaches to psychotherapy, although they are based on different and sometimes contradicted theoretical assumptions.
[citation needed] Green's book, Emotional Training, the Art of Creating a Sense of a Safe Place In a Changing World, was published in 2011.
He claims that emotional training is not only a practical method but also a new perspective of understanding human culture, art, religious, politics, thinking, research and interpersonal relationships.