Kim 's theory focused on the unitary nature of psychological and social processes and the reciprocal functional personal environment interdependence .
Later , Young Yun Kim authored a reiteration of Gordon 's work , but argued cross-cultural adaptation as a multi-staged process .
Young Yun Kim 's theory focused on the unitary nature of psychological and social processes and the reciprocal functional personal environment interdependence .
Later , Young Yun Kim authored a reiteration of Gordon 's work , but argued cross-cultural adaptation as a multi-staged process .