You can find a Playlist of all previously recorded briefings on YouTube.
About OpenShift Commons
OpenShift Commons exists to provide a platform for customers, partners, developers and other open source technology initiatives to collaborate, share and accelerate the pace of innovation and adoption of OpenShift globally. OpenShift Commons represents a new open collaborative community model designed to facilitate communication and sharing of best practices, feedback and development across the many open source initiatives that integrate with OpenShift. The best way to get involved is to join the conversation today at http://commons.openshift.org.