human-computer interaction 16x human factors 6x gender differences 2x human computation 2x human-information interaction 2x individual differences 2x novices 2x prototypes 2x whiteboard 2x accessibility 1x affective and mood modeling 1x behavioral change 1x computer-human interaction 1x concept design 1x context of use 1x contextualization 1x data readability 1x desirable difficulites 1x electronic workspace 1x engagement 1x flexibility-usability tradeoff 1x human complexity 1x human-in-the-loop 1x indirect human-computer interaction 1x novice users 1x user / machine systems 1x