The 8th International Conference on Ad-Hoc Networks and Wireless (ADHOC-NOW 2009) was held September 22-25, 2009 in Murcia, Spain. Since ADHOCNOW started as a workshop in 2002, it has become a well-established and well-known international conference dedicated to wireless and mobile c- puting. During the last few years it has been held in Toronto, Canada (2002), Montreal, Canada (2003), Vancouver, Canada (2004), Cancun, Mexico (2005), Ottawa, Canada (2006), Morelia, Mexico (2007) and Sophia Antipolis, France (2008). The conference serves as a forum for interesting discussions on ongoing research and new contributions addressing both experimental and theoretical research in the area of ad hoc networks, mesh networks, sensor networks and vehicular networks. In 2009, we recived 92 submissions from 28 di?erent countries around the globe: Algeria, Australia, Brazil, Canada, China, Egypt, Finland, France, G- many, Greece, India, Iran, Ireland, Italy, Japan, Korea, Luxembourg, Malaysia, Mexico,Norway,Poland,Portugal,Serbia,SouthAfrica,Spain,Tunisia,UKand USA. Of the submitted papers, we selected 24 full papers and 10 short papers for publication in the proceedings and presentation in the conference.

This book constitutes the refereed proceedings of the 8th International Conference on Ad-Hoc, Mobile, and Wireless Networks, ADHOC-NOW 2009, held in Murcia, Spain, in September 2008.

The 24 revised full papers and the 10 short papers were carefully reviewed and selected from 92 submissions. The papers deal with advances in Ad-Hoc networks, mesh networks, sensor networks and vehicular networks.