 And Charlotte Carito, a healthcare transformation advisor at Mercer. Naomi, at last segment, you just finished off telling us about these five sites. And I want to dig a little deeper into what those are, how they work. So I think this is, we talked a little bit on the first segment, how healthcare has transformed over the last three to five years. Now we're looking forward a little bit, how it will continue to transform. And I think the example of the five sites you use is a good place to start. Give us a little more details about what the transformation looked like and how are you measuring that progress to continue to make this transformation progress?