The purpose of the Second Symposium on Empirical Foundations of Informa- tion and Software Science (EFISS) was, in essence, the same as that of the First Symposium in this series, i. e. to explore subjects and methods of sci- entific inquiry which are of fundamental and common interest to information and software sciences, and to map directions of research that will benefit from the mutual interaction of these two fields. In fact, one of the most important results of the First EFISS Symposium was the conclusion that the commonality of these two sciences is much more than just the commonality...