Lien	Behaviourism	Cognitive	Social Constructivism	Situated learning
Main theorists	Pavlov, Skinner	Gestalt school,	Vygotski,Bruner	Lave, Wenger
Focus	Observed behaviour,	Internal processes,	Development of mental models through interaction with others	Engagement with 'communities of practice', social networks
Implications for teaching	Inputs from teacher, scheduling and rewarding progress	Logical structure of presentation, memory aids	Student interaction, engaged learning	Social action and engagement in real life activities