There are several videos available about the work of the myGrid team:
See the myGrid SlideShare account and its likes/followers for the latest myGrid-related slides.
The beauty of workflows and models by Carole Goble at the Research Data Management Forum 2014
Running of workflows from within an iPython Notebook by Alan Williams, Aleksandra Pawlik in Leiden, Netherlands, 2014-03-17
Taverna Components: The Basics - by Donal Fellows at SCAPE Developer Workshop, Brno 2013
Taverna Components - Semantically annotated and sharable units of functionality - by Donal Fellows at BOSC 2013
Taverna workflows: provenance and reproducibility - by Aleksandra Pawlik at STFC/NERC 2013 workshop
Taverna Mobile: Taverna workflows on Andorid- by Stian Soiland-Reyes at NETTAB 2013
Large scale preservation workflows with Taverna – by Sven Schlarb at SCAPE Training event, Guimarães 2012
For slides from 2001 to 2001, see the archived slides.