Modern operations with Apache Sling (2014 adaptTo version)
XSLT and XPath - without the pain!
Beyond full-text searches with Lucene and Solr
Tales from the OSGi trenches
Open Development in the Enterprise - ApacheCon NA 2013
Open Development in the enterprise, September 2013 version
Open Source In Education
Open Source at scale: the Apache Software Foundation
Open Development in the Enterprise, October 2013 edition
Tales from the OSGi trenches (2012 short form edition)
Open Development in the Enterprise, Jazoon 2012
OSGi for mere mortals
Would you buy an open source company?
Open innovation in software means Open Source (2011 remix)
Apache Stanbol - the community vision
Apache Stanbol Incubation Proposal
Open Innovation means Open Source
IKS early adopters workshop: what are we building?
Open-Source Collaboration Tools are Good for You - 2009 edition