Openness in Education: Teacher perspectives through Concept Mapping Presentation at the 29th AAOU Conference-2015 -30 November - 03 December, 2015, in Kuala Lumpur, Malaysia. S. P. Karunanayaka, S. Naidu, S. Kugamoorthy, A. Ariyaratne,L.R. Gonsalkorala, T.D.T.L. Dhanapala