Emberx-select

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  model: {}
});

templates.application.hbs

{{let name=model.person.name}}
Name: {{name}}

<button onclick={{action (mut model) (hash person=(hash name='rwj'))}}>Update</button>

twiddle.json

{
  "version": "0.8.0",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.5.1",
    "ember-data": "2.5.2",
    "ember-template-compiler": "2.5.1"
  },
   "addons": {
    "ember-let": "5.0.0"
  }
}