There are many ways to participate in the development of horizontal networks. The 2020 Vision for Global Health -- growing out of the 2020 Program for Global Health -- is based on this. The point is in coming to understand the possibilities for extending knowledge and capabilities by means of fluidity. One was to look at this is in a layered approach to meeting such needs, which incorporates managerial, as well as technical aspects of doing this. Nature manages information with astounding efficiency. We cannot hope to replicate that, but we can learn to understand and mimic important aspects of these.