I did a talk at QCon London 2012 about my experiences with introducing Agile practices at 2 organisations (7digital and BBC Worldwide). It’s now available to watch on InfoQ:

http://www.infoq.com/presentations/Agile-Adoption-is-Fool-s-Gold

I regularly refer to my notes being available including links to many of the things I mention. You can access them here:

https://docs.google.com/document/d/1IN8e3UNvR1oRlvT9b_1gKHNkBE2E6fEx_dVSD3p–6g/edit