Conceptual map on human-based gestures

As I did for the participatory design with older adults, I made a conceptual map with notes on useful guidelines for designing mid-air gestures. I share it here:

Conceptual map on participatory design for older adults

Some time ago I made a literature review on how to involve older adults in participatory design activities, with particular reference to the design on mid-air one hand gestural interaction. I derived a conceptual map from the papers I found mostly relevant, and sometimes I still find it useful for reference, so I share it here: