PuppetDB: New Adventures in Higher-Order Automation - PuppetConf 2013
Puppet for Sys Admins
Puppet for SysAdmins
The Puppet Community: Current State and Future Plans
Puppet Keynote: Puppet Camp London
MCollective installed. And now? by Thomas Gelf
Using Orchestration in Puppet Enterprise 3 - PuppetConf 2013
Keynote Address - PuppetConf 2013
Performance Tuning Your Puppet Infrastructure - PuppetConf 2014
Puppet Camp Duesseldorf 2014: Thomas Gelf - Puppet CA: certificates explained
Open source on Microsoft Azure: Linux, Java, NodeJS, MongoDb and many other technologies - Eva Gjeci - Codemotion Milan 2014