From small committees to national elections, group decision-making can be complicated -- and it may not always settle on the best choice. That's partly because some members of the group do research on ...

We all work in groups sometimes. We brainstorm in groups. Students work on group projects. Even faculty at universities work in committees, and our research projects are generally collaborations.

OK, group decicion-making may not be the most momentous problem, but it is one of the most frequently annoying. Making everyday choices with other people often goes something like this: You and your ...