Previous attempts at developing educational research have not been as successful as they might have been owing to their not identifying the mutual interdependence of all parts of the ‘ecosystem’.
Ni fu ymdrechion blaenorol i ddatblygu ymchwil addysgol mor llwyddiannus ag y gallent fod trwy beidio â nodi cyd-ddibyniaeth pob rhan o'r 'ecosystem'.