It is also important to look at less-spoken but still prominent languages (Figures 5 and 6).
if we look at some top-priority issues of today -such as health, economy, homeland security, stem-cell research, science teaching -and pressing research questions, such as how to enhance child development and learning and even how to make sense of the huge amount of information with which we deal daily, we can say that future topics will be so complex as to require insights from multiple disciplines.