A presentation we (Jakob Schneider & Marc Stickdorn) use to frame why we need service design thinking and to explain the basics, process, methods and tools.
If you're interested in our work, have a look at our websites:
The book "This is Service Design Thinking": http://www.tisdt.com
The customer journey software "smaply" http://www.smaply.com
The customer experience ethnography app and software "myServiceFellow": http://www.myservicefellow.com