"SAMR (Substitution, Augmentation, Modification, and Redefinition) is a four-level conceptual framework developed by Dr Ruben Puentedura (2006) to help teachers make effective use of technology in their instruction"
"We use this chord diagram in our LMS subscription, offered with MindWires, to show the movement in the LMS market - from the old system to the new system. We got great feedback, so we decided to use the same format to represent the relationship between the LMS market and the SIS market."