A better fit in the browser world for knockout than MVC is to have something like a controller. A class responsibe for being an endpoint for routes. This is natuarally coupled with the responsibility of changing between screens. Since controller is such a loaded word, lets simply call it conductor. That gives you the following components: Model view, view-model and conductor. In order to implement the pattern you can use crossroads js or something similar. That means that crossroads will route to different[...]