Territoriality, the expression of ownership towards an object, can emerge when social actors occupy a shared social space. In the case of Wikipedia, the prevailing cultural norm i...
Post-task ratings of difficulty in a usability test have the potential to provide diagnostic information and be an additional measure of user satisfaction. But the ratings need to...
In this paper, we propose design strategies for persuasive technologies that help people who want to change their everyday behaviors. Our strategies use theory and prior work to s...
Sunny Consolvo, David W. McDonald, James A. Landay
In this work we ask the question: what are the challenges of managing a physical or file system access-control policy for a large organization? To answer the question, we conducte...
Lujo Bauer, Lorrie Faith Cranor, Robert W. Reeder,...
Many community organizations rely extensively on volunteer work. However, people who wish to help often have difficulties finding the time to volunteer. We are developing mobile s...