History shows that humans rarely behave logically. Recent events in the financial markets is evidence to just how globally falilble we are as a species. While the design of mortgages, where borrowers tend to commit to more than they can afford and increase the chances of eventual foreclosure, other designs compensate for our human limitations, for example, chairs, cars, carpets. To succeed in the collaboration field we need to design and apply ideas, applications and tools that fit to people's cognitive limitations.