The keynote is the teaching material for the UOID + AHMI course in 2013. It is an multidisciplinary course for the cooperation between NTUST design and NTU IT students. The course is held on NTUST. The purpose of the course is creating assisting or supportive APPS that are needed and appropriate for underprivileged people in Taiwan. The lectures are drhhtang and Mike Chen. The content of the slide is describing the idea of user and the way to observe.