The xp conference series established in 2000 was the first conference dedicated to agile processes in software engineering the idea of the conference is to offer a unique setting for advancing the state of the art in the research and practice of agile processes this years conference was the. Agile processes in software engineering and extreme programming 9th international conference xp 2008 limerick ireland june 10 14 2008 proceedings springer lecture notes in computer science vol 9. This book constitutes the refereed proceedings of the 9th international conference on agile processes in software engineering and extreme programming xp 2008 held in limerick ireland in june 2008. The xp c ference series has actively participated in these processes and supported the evolution of agile promoting the conference as a place where practitioners and researchers meet to exchange ideas experiences and build connections xp 2010 continued in the tradition of this conference series and provided an int esting and varied program as usual we had a number of different kinds of . The 14 full and 6 short papers presented in this volume were carefully reviewed and selected from 46 submissions they were organized in topical sections named improving agile processes agile in organization and safety critical software in addition the volume contains 3 doctoral symposium papers from 4 papers submitted