diff --git a/core/migrations/0006_auto_20160811_0450.py b/core/migrations/0006_auto_20160811_0450.py
new file mode 100644
index 00000000..f2970302
--- /dev/null
+++ b/core/migrations/0006_auto_20160811_0450.py
@@ -0,0 +1,39 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0005_auto_20160811_0319'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='user',
+            name='dpt_option',
+            field=models.CharField(verbose_name='dpt option', null=True, max_length=32, blank=True),
+        ),
+        migrations.AlterField(
+            model_name='user',
+            name='forum_signature',
+            field=models.TextField(verbose_name='forum signature', null=True, max_length=256, blank=True),
+        ),
+        migrations.AlterField(
+            model_name='user',
+            name='quote',
+            field=models.CharField(verbose_name='quote', null=True, max_length=64, blank=True),
+        ),
+        migrations.AlterField(
+            model_name='user',
+            name='school',
+            field=models.CharField(verbose_name='school', null=True, max_length=32, blank=True),
+        ),
+        migrations.AlterField(
+            model_name='user',
+            name='semester',
+            field=models.CharField(verbose_name='semester', null=True, max_length=5, blank=True),
+        ),
+    ]
diff --git a/core/models.py b/core/models.py
index 554ba3fd..15229a8a 100644
--- a/core/models.py
+++ b/core/models.py
@@ -148,12 +148,12 @@ class User(AbstractBaseUser):
         ("HUMAN", _("Humanities")),
         ("NA", _("N/A")),
         ], default="NA")
-    dpt_option = models.CharField(_("dpt option"), max_length=32, default="")
-    semester = models.CharField(_("semester"), max_length=5, default="")
-    quote = models.CharField(_("quote"), max_length=64, default="")
-    school = models.CharField(_("school"), max_length=32, default="")
+    dpt_option = models.CharField(_("dpt option"), max_length=32, null=True, blank=True)
+    semester = models.CharField(_("semester"), max_length=5, null=True, blank=True)
+    quote = models.CharField(_("quote"), max_length=64, null=True, blank=True)
+    school = models.CharField(_("school"), max_length=32, null=True, blank=True)
     promo = models.IntegerField(_("promo"), validators=[validate_promo], null=True, blank=True)
-    forum_signature = models.TextField(_("forum signature"), max_length=256, default="")
+    forum_signature = models.TextField(_("forum signature"), max_length=256, null=True, blank=True)
     # TODO: add phone numbers with https://github.com/stefanfoulis/django-phonenumber-field
 
     objects = UserManager()
diff --git a/core/templates/core/user_detail.jinja b/core/templates/core/user_detail.jinja
index 0e40bafc..86c90ee9 100644
--- a/core/templates/core/user_detail.jinja
+++ b/core/templates/core/user_detail.jinja
@@ -14,9 +14,15 @@
         <p><em>{{ profile.quote }}</em></p>
     </div>
     <h4>{{ profile.get_full_name() }}</h4>
+    {% if profile.nick_name %}
     <p id="nickname">&laquo; {{ profile.nick_name }} &raquo;</p>
+    {% endif %}
+    {% if profile.date_of_birth %}
     <p>{% trans %}Born: {% endtrans %}{{ profile.date_of_birth|date("d/m/Y") }}</p>
+    {% endif %}
+    {% if profile.department != "NA" %}
     <p>{{ profile.department }}{{ profile.semester }}
+    {% endif %}
     {% if profile.dpt_option %}
     <br>{% trans %}Option: {% endtrans %}{{ profile.dpt_option }}
     {% endif %}