12 paper submissions from 40 full papers accepted for publication in this book together with 2 keynote papers, 11 short letter, 23 workshops and tutorial papers, 5 posters, 6 demonstrations and information about the three panel discussions. The papers represent a series of high-quality research studies dealing with a variety of different topics, ranging from highly technical problems with the human aspects associated with agile software development, including new ideas in research agile software.