diff --git a/app/models/version.js b/app/models/version.js
index 51600de25fa..23c69e9a3dd 100644
--- a/app/models/version.js
+++ b/app/models/version.js
@@ -19,6 +19,7 @@ export default class Version extends Model {
 
   @belongsTo('crate', { async: false }) crate;
 
+  @belongsTo('user', { async: false }) published_by;
   @hasMany('users', { async: true }) authors;
   @hasMany('dependency', { async: true }) dependencies;
   @hasMany('version-download', { async: true }) version_downloads;
diff --git a/app/serializers/version.js b/app/serializers/version.js
new file mode 100644
index 00000000000..347703f3ec6
--- /dev/null
+++ b/app/serializers/version.js
@@ -0,0 +1,9 @@
+import { EmbeddedRecordsMixin } from '@ember-data/serializer/rest';
+
+import ApplicationSerializer from './application';
+
+export default ApplicationSerializer.extend(EmbeddedRecordsMixin, {
+  attrs: {
+    published_by: { embedded: 'always' },
+  },
+});
diff --git a/mirage/models/version.js b/mirage/models/version.js
index 77c71862e4f..f73a1159334 100644
--- a/mirage/models/version.js
+++ b/mirage/models/version.js
@@ -2,4 +2,5 @@ import { belongsTo, Model } from 'ember-cli-mirage';
 
 export default Model.extend({
   crate: belongsTo(),
+  publishedBy: belongsTo('user'),
 });
diff --git a/mirage/serializers/version.js b/mirage/serializers/version.js
index e4c66d640ff..c1eb5888628 100644
--- a/mirage/serializers/version.js
+++ b/mirage/serializers/version.js
@@ -1,3 +1,5 @@
+/* eslint-disable ember/avoid-leaking-state-in-ember-objects */
+
 import BaseSerializer from './application';
 
 export default BaseSerializer.extend({
@@ -15,6 +17,8 @@ export default BaseSerializer.extend({
     'crate_size',
   ],
 
+  include: ['publishedBy'],
+
   links(version) {
     return {
       authors: `/api/v1/crates/${version.crateId}/${version.num}/authors`,
@@ -28,18 +32,29 @@ export default BaseSerializer.extend({
 
     if (Array.isArray(hash)) {
       for (let resource of hash) {
-        this._adjust(resource);
+        this._adjust(resource, addToIncludes);
       }
     } else {
-      this._adjust(hash);
+      this._adjust(hash, addToIncludes);
     }
 
+    addToIncludes = addToIncludes.filter(it => it.modelName !== 'user');
+
     return [hash, addToIncludes];
   },
 
-  _adjust(hash) {
+  _adjust(hash, includes) {
     hash.dl_path = `/api/v1/crates/${hash.crate_id}/${hash.num}/download`;
     hash.crate = hash.crate_id;
+
+    if (hash.published_by_id) {
+      let user = includes.find(it => it.modelName === 'user' && it.id === hash.published_by_id);
+      hash.published_by = this.getHashForIncludedResource(user)[0].users[0];
+    } else {
+      hash.published_by = null;
+    }
+
     delete hash.crate_id;
+    delete hash.published_by_id;
   },
 });
diff --git a/tests/mirage/crates-test.js b/tests/mirage/crates-test.js
index 017006acc67..3d55cac1bf7 100644
--- a/tests/mirage/crates-test.js
+++ b/tests/mirage/crates-test.js
@@ -270,6 +270,7 @@ module('Mirage | Crates', function (hooks) {
               version_downloads: '/api/v1/crates/rand/1.0.0-beta.1/downloads',
             },
             num: '1.0.0-beta.1',
+            published_by: null,
             updated_at: '2017-02-24T12:34:56Z',
             yanked: false,
           },
@@ -303,6 +304,7 @@ module('Mirage | Crates', function (hooks) {
             version_downloads: '/api/v1/crates/rand/1.0.0/downloads',
           },
           num: '1.0.0',
+          published_by: null,
           updated_at: '2017-02-24T12:34:56Z',
           yanked: false,
         },
@@ -320,6 +322,7 @@ module('Mirage | Crates', function (hooks) {
             version_downloads: '/api/v1/crates/rand/1.1.0/downloads',
           },
           num: '1.1.0',
+          published_by: null,
           updated_at: '2017-02-24T12:34:56Z',
           yanked: false,
         },
@@ -337,6 +340,7 @@ module('Mirage | Crates', function (hooks) {
             version_downloads: '/api/v1/crates/rand/1.2.0/downloads',
           },
           num: '1.2.0',
+          published_by: null,
           updated_at: '2017-02-24T12:34:56Z',
           yanked: false,
         },
@@ -540,9 +544,10 @@ module('Mirage | Crates', function (hooks) {
     });
 
     test('returns all versions belonging to the specified crate', async function (assert) {
+      let user = this.server.create('user');
       this.server.create('crate', { name: 'rand' });
       this.server.create('version', { crateId: 'rand', num: '1.0.0' });
-      this.server.create('version', { crateId: 'rand', num: '1.1.0' });
+      this.server.create('version', { crateId: 'rand', num: '1.1.0', publishedBy: user });
       this.server.create('version', { crateId: 'rand', num: '1.2.0' });
 
       let response = await fetch('/api/v1/crates/rand/versions');
@@ -565,6 +570,7 @@ module('Mirage | Crates', function (hooks) {
               version_downloads: '/api/v1/crates/rand/1.0.0/downloads',
             },
             num: '1.0.0',
+            published_by: null,
             updated_at: '2017-02-24T12:34:56Z',
             yanked: false,
           },
@@ -582,6 +588,13 @@ module('Mirage | Crates', function (hooks) {
               version_downloads: '/api/v1/crates/rand/1.1.0/downloads',
             },
             num: '1.1.0',
+            published_by: {
+              id: 1,
+              avatar: 'https://avatars1.githubusercontent.com/u/14631425?v=4',
+              login: 'user-1',
+              name: 'User 1',
+              url: 'https://github.com/user-1',
+            },
             updated_at: '2017-02-24T12:34:56Z',
             yanked: false,
           },
@@ -599,6 +612,7 @@ module('Mirage | Crates', function (hooks) {
               version_downloads: '/api/v1/crates/rand/1.2.0/downloads',
             },
             num: '1.2.0',
+            published_by: null,
             updated_at: '2017-02-24T12:34:56Z',
             yanked: false,
           },
@@ -995,6 +1009,7 @@ module('Mirage | Crates', function (hooks) {
               version_downloads: '/api/v1/crates/bar/1.0.0/downloads',
             },
             num: '1.0.0',
+            published_by: null,
             updated_at: '2017-02-24T12:34:56Z',
             yanked: false,
           },
@@ -1012,6 +1027,7 @@ module('Mirage | Crates', function (hooks) {
               version_downloads: '/api/v1/crates/baz/1.0.1/downloads',
             },
             num: '1.0.1',
+            published_by: null,
             updated_at: '2017-02-24T12:34:56Z',
             yanked: false,
           },
diff --git a/tests/mirage/me-test.js b/tests/mirage/me-test.js
index b09fa77b7fb..b1f013f02a4 100644
--- a/tests/mirage/me-test.js
+++ b/tests/mirage/me-test.js
@@ -241,6 +241,7 @@ module('Mirage | /me', function (hooks) {
               version_downloads: '/api/v1/crates/foo/1.2.3/downloads',
             },
             num: '1.2.3',
+            published_by: null,
             updated_at: '2017-02-24T12:34:56Z',
             yanked: false,
           },
diff --git a/tests/models/version-test.js b/tests/models/version-test.js
new file mode 100644
index 00000000000..904c47c05f5
--- /dev/null
+++ b/tests/models/version-test.js
@@ -0,0 +1,28 @@
+import { setupTest } from 'ember-qunit';
+import { module, test } from 'qunit';
+
+import setupMirage from 'ember-cli-mirage/test-support/setup-mirage';
+
+module('Model | Version', function (hooks) {
+  setupTest(hooks);
+  setupMirage(hooks);
+
+  hooks.beforeEach(function () {
+    this.store = this.owner.lookup('service:store');
+  });
+
+  test('`published_by` relationship is assigned correctly', async function (assert) {
+    let user = this.server.create('user', { name: 'JD' });
+
+    let crate = this.server.create('crate');
+    this.server.create('version', { crate, publishedBy: user });
+
+    let crateRecord = await this.store.findRecord('crate', crate.id);
+    assert.ok(crateRecord);
+    let versions = (await crateRecord.versions).toArray();
+    assert.equal(versions.length, 1);
+    let version = versions[0];
+    assert.ok(version.published_by);
+    assert.equal(version.published_by.name, 'JD');
+  });
+});