As a Principal Software Engineer at JBoss, by Red Hat, Dan works as the community liaison and member of the Seam, Weld and Arquillian projects. He’s also the author of Seam in Action, formerly represented Red Hat on the JSR-314 Expert Group (JSF 2.0), writes for IBM developerWorks and NFJS magazine and participates as a speaker at major industry conferences including JavaOne, Devoxx, NFJS, JAX and Jazoon. In 2009, Dan was inducted into the JavaOne Rock Star Hall of Fame for his talk on conversations and pageflows in JSF. To colleagues, Dan's known for his hard work and passion for Open Source technologies. He specializes in the Java EE stack, but is known to dabble in Android and anything else that's open and sounds interesting.