Google hired webOS's lead UI designer who led the creation of Material Design at Google: Matías Duarte[1]
[overview image](http://enyojs.com/mochi/Mochi%20panels%20with%20email.png)
[design specs](https://github.com/enyojs/mochi/wiki/Mochi-Designs)
[repo](https://github.com/enyojs/mochi)