Later, in his Interpretations of Peace in History and Culture (2012), he groups the different meanings of peace into five peace families: Energetic/Harmony, Moral/Justice, Modern/Security, Postmodern/Truth, and Transrational, a synthesis of the positive sides of the four previous families and the society.
Máis tarde, en Interpretations of Peace in History and Culture (2012), agrupou os diferentes significados de paz en cinco familias: enerxética/harmonía, moral/xustiza, moderna/seguridade, postmoderna/verdade e transracional, síntese das faces positivas das catro familias previas.