Schulman, Lawrence S. Max Planck Institute for the Physics of Complex Systems, Max Planck Society;
http://link.springer.com/article/10.1007/s10701-016-0031-x (Publisher version)
Schulman, L. S., & da Luz, M. G. E. (2016). Looking for the Source of Change. Foundations of Physics, 46(11), 1495-1501. doi:10.1007/s10701-016-0031-x.