This chapter provides a brief overview of the volume of BICA 2011 Proceedings, viewed in the broader context of recent emergent developments in the field of BICA. The present conference is the fourth event in the BICA conference series, and the Second Annual Meeting of the BICA Society. In addition to being a guide to the book, this chapter provides a general overview of the field of BICA, and is recommended to anybody who wants to learn about the field by reading this book.