Joel Amoussou is the Founder and CEO of Efasoft, a company specializing in helping organizations solve problems and achieve success through the innovative use of open and standards-based XML and Java EE technologies. Joel has been involved in numerous XML projects in different industries and is a proponent of the REST architectural style and interoperability standards like JSR 168 and JSR 170. Joel is also a corporate trainer on topics such as S1000D, XQuery, and XSLT 2.0. Joel has contributed to the XML Journal and Certification Magazine and is a frequent speaker at industry events.