Information search is an essential behavior in our everyday lives. With the advent of the World Wide Web, the amount and variety of accessible information burst and brought us the prominent challenge of information overload. Crucially, efficiency in information search depends on the way knowledge is structured and on the strategy used to find the target information. In order to improve performance through the design of a better information space for humans to search and learn, it is important to understand what the influencing factors are in our searching behavior.
