1. Clippinger, J. In Rules for Growth: Promoting Innovation and Growth Through Legal Reform (Kauffman Foundation, Kansas City, 2010).
2. Clanchy, M. T. From Memory to Written Records England 1066–1307 (Harvard University Press, Cambridge, 1979).
3. Warren, S. & Brandeis, L. The right to privacy. Harvard Law Review 193, 193–220 (1890).
4. Hey, T., Tansley, S. & Tolle, K. (eds) The Fourth Paradigm: Data-Intensive Scientific Discovery (Microsoft Research, Redmond, 2009).
5. Barabasi, A.-L. The origin of bursts and heavy tails in human dynamics. Nature 435, 207–211 (2005).