diff --git a/controllers/gamification_plugin_myprofile_controller.rb b/controllers/gamification_plugin_myprofile_controller.rb
new file mode 100644
index 0000000..b87466b
--- /dev/null
+++ b/controllers/gamification_plugin_myprofile_controller.rb
@@ -0,0 +1,18 @@
+class GamificationPluginMyprofileController < MyProfileController
+
+  def enable_gamification
+    toggle_gamification(false)
+  end
+
+  def disable_gamification
+    toggle_gamification(true)
+  end
+
+  protected
+
+  def toggle_gamification(disabled = false)
+    current_person.update_attribute(:gamification_plugin_disabled, disabled)
+    redirect_to :controller => 'profile_editor', :action => 'edit'
+  end
+
+end
diff --git a/controllers/gamification_plugin_profile_controller.rb b/controllers/gamification_plugin_profile_controller.rb
index 82e29a7..56b86de 100644
--- a/controllers/gamification_plugin_profile_controller.rb
+++ b/controllers/gamification_plugin_profile_controller.rb
@@ -1,8 +1,16 @@
 class GamificationPluginProfileController < ProfileController
 
+  before_filter :verify_gamification_enabled
+
   def dashboard
     @target = profile
     render 'gamification/dashboard'
   end
 
+  protected
+
+  def verify_gamification_enabled
+    render_access_denied if profile.gamification_plugin_disabled
+  end
+
 end
diff --git a/db/migrate/20160222091930_add_gamification_disabled_field_to_profile.rb b/db/migrate/20160222091930_add_gamification_disabled_field_to_profile.rb
new file mode 100644
index 0000000..86bea62
--- /dev/null
+++ b/db/migrate/20160222091930_add_gamification_disabled_field_to_profile.rb
@@ -0,0 +1,5 @@
+class AddGamificationDisabledFieldToProfile < ActiveRecord::Migration
+  def change
+    add_column :profiles, :gamification_plugin_disabled, :boolean, :default => false
+  end
+end
diff --git a/lib/gamification_plugin.rb b/lib/gamification_plugin.rb
index 6ce3237..b354729 100644
--- a/lib/gamification_plugin.rb
+++ b/lib/gamification_plugin.rb
@@ -14,7 +14,7 @@ class GamificationPlugin < Noosfero::Plugin
 
   def user_data_extras
     proc do
-      current_person.present? ? {:gamification_plugin => {:points => current_person.points, :badges => current_person.badges, :level => current_person.level}} : {}
+      current_person.present? && !current_person.gamification_plugin_disabled ? {:gamification_plugin => {:points => current_person.points, :badges => current_person.badges, :level => current_person.level}} : {}
     end
   end
 
@@ -45,6 +45,12 @@ class GamificationPlugin < Noosfero::Plugin
     end
   end
 
+  def profile_info_extra_contents
+    proc do
+      render :partial => 'gamification/gamification_profile_settings'
+    end
+  end
+
   def stylesheet?
     true
   end
diff --git a/lib/gamification_plugin/dashboard_helper.rb b/lib/gamification_plugin/dashboard_helper.rb
index 7ee1ca3..5a6ca1b 100644
--- a/lib/gamification_plugin/dashboard_helper.rb
+++ b/lib/gamification_plugin/dashboard_helper.rb
@@ -25,10 +25,15 @@ module GamificationPlugin::DashboardHelper
     point.undo_rule? ? 'undo_action':'do_action'
   end
 
-  def ranking(target, from_date=nil, limit=10)
+  def calc_ranking(target, from_date=nil, limit=10)
     # FIXME move these queries to profile model
     ranking = Profile.select('profiles.*, sum(num_points) as gamification_points, ROW_NUMBER() OVER(order by sum(num_points) DESC) as gamification_position').joins(:sash => {:scores => :score_points}).where(:type => target.class).reorder('sum(num_points) DESC').group('profiles.id')
     ranking = ranking.where("merit_score_points.created_at >= ?", from_date) if from_date.present?
+    ranking.where(gamification_plugin_disabled: false)
+  end
+
+  def ranking(target, from_date=nil, limit=10)
+    ranking = calc_ranking(target, from_date, limit)
     target_ranking = Profile.from("(#{ranking.to_sql}) profiles").where('profiles.id' => target.id).first
 
     context_ranking = []
diff --git a/test/functional/gamification_plugin_myprofile_controller_test.rb b/test/functional/gamification_plugin_myprofile_controller_test.rb
new file mode 100644
index 0000000..96e174b
--- /dev/null
+++ b/test/functional/gamification_plugin_myprofile_controller_test.rb
@@ -0,0 +1,25 @@
+require_relative '../test_helper'
+
+class GamificationPluginMyprofileControllerTest < ActionController::TestCase
+
+  def setup
+    @person = create_user('person').person
+    @environment = Environment.default
+    login_as(@person.identifier)
+  end
+
+  attr_accessor :person
+
+  should 'disable gamification for profile' do
+    person.update_attribute(:gamification_plugin_disabled, false)
+    post :disable_gamification, profile: person.identifier
+    assert person.reload.gamification_plugin_disabled
+  end
+
+  should 'enable gamification for profile' do
+    person.update_attribute(:gamification_plugin_disabled, true)
+    post :enable_gamification, profile: person.identifier
+    assert !person.reload.gamification_plugin_disabled
+  end
+
+end
diff --git a/test/functional/gamification_plugin_profile_controller_test.rb b/test/functional/gamification_plugin_profile_controller_test.rb
index 2f2f737..f2a97b3 100644
--- a/test/functional/gamification_plugin_profile_controller_test.rb
+++ b/test/functional/gamification_plugin_profile_controller_test.rb
@@ -37,4 +37,10 @@ class GamificationPluginProfileControllerTest < ActionController::TestCase
     assert_select '.badges .badge-list li.badge', 1
   end
 
+  should 'not display gamification dashboard when an user disabled the gamification for his profile' do
+    person.update_attribute(:gamification_plugin_disabled, true)
+    get :dashboard, :profile => person.identifier
+    assert_response :forbidden
+  end
+
 end
diff --git a/test/functional/profile_editor_controller_test.rb b/test/functional/profile_editor_controller_test.rb
new file mode 100644
index 0000000..8899cc1
--- /dev/null
+++ b/test/functional/profile_editor_controller_test.rb
@@ -0,0 +1,26 @@
+require_relative '../test_helper'
+
+class ProfileEditorControllerTest < ActionController::TestCase
+
+  def setup
+    @person = create_user('person').person
+    @environment = Environment.default
+    @environment.enable_plugin(GamificationPlugin)
+    login_as(@person.identifier)
+  end
+
+  attr_accessor :person
+
+  should 'display button to enable gamification when it is disabled' do
+    person.update_attribute(:gamification_plugin_disabled, true)
+    get :edit, profile: person.identifier
+    assert_select '#gamification_enable'
+  end
+
+  should 'display button to disable gamification when it is enabled' do
+    person.update_attribute(:gamification_plugin_disabled, false)
+    get :edit, profile: person.identifier
+    assert_select '#gamification_disable'
+  end
+
+end
diff --git a/test/unit/dashboard_helper_test.rb b/test/unit/dashboard_helper_test.rb
index 6c508e5..f2832a1 100644
--- a/test/unit/dashboard_helper_test.rb
+++ b/test/unit/dashboard_helper_test.rb
@@ -1,9 +1,13 @@
 require_relative "../test_helper"
 
-class DashboardHelperTest < ActiveSupport::TestCase
+class DashboardHelperTest < ActionView::TestCase
 
   include GamificationPlugin::DashboardHelper
 
+  def setup
+    @environment = Environment.default
+  end
+
   should 'return title for global badges' do
     owner = Environment.new
     assert_equal 'Badges', badges_title(owner)
@@ -32,4 +36,16 @@ class DashboardHelperTest < ActiveSupport::TestCase
     assert_equal "Voter", score_point_category(point)
   end
 
+  should 'not include a profile with disabled gamification in ranking' do
+    author = create_user('testuserauthor').person
+    person1 = create_user('testuser1').person
+    person2 = create_user('testuser2').person
+    create_point_rule_definition('comment_author')
+    article = create(TextileArticle, :profile_id => author.id, :author_id => author.id)
+    create(Comment, :source => article, :author_id => person1.id)
+    3.times { create(Comment, :source => article, :author_id => person2.id) }
+    person1.update_attribute(:gamification_plugin_disabled, true)
+    assert_not_includes calc_ranking(person1, Time.zone.now.at_beginning_of_week), person1
+  end
+
 end
diff --git a/test/unit/gamification_plugin_test.rb b/test/unit/gamification_plugin_test.rb
index c59fc28..32da134 100644
--- a/test/unit/gamification_plugin_test.rb
+++ b/test/unit/gamification_plugin_test.rb
@@ -13,4 +13,9 @@ class GamificationPluginTest < ActiveSupport::TestCase
     assert_equal({:gamification_plugin => {:points => 0, :badges => [], :level => 0}}, instance_eval(&plugin.user_data_extras))
   end
 
+  should 'not return gamification data in user_data_extras when disabled' do
+    current_person.update_attribute(:gamification_plugin_disabled, true)
+    assert_equal({}, instance_eval(&plugin.user_data_extras))
+  end
+
 end
diff --git a/views/gamification/_gamification_profile_settings.html.erb b/views/gamification/_gamification_profile_settings.html.erb
new file mode 100644
index 0000000..0c71e31
--- /dev/null
+++ b/views/gamification/_gamification_profile_settings.html.erb
@@ -0,0 +1,15 @@
+<h2><%= _('Gamification Settings') %></h2>
+
+<% if profile.gamification_plugin_disabled %>
+  <%= button(:remove, _('Enable gamification'),
+  {:action => :enable_gamification, profile: profile.identifier, controller: :gamification_plugin_myprofile},
+  :id => 'gamification_enable',
+  :data => {:confirm=>_("Are you sure you want to activate gamification for this profile?")})
+  %>
+<% else %>
+  <%= button(:remove, _('Disable gamification'),
+  {:action => :disable_gamification, profile: profile.identifier, controller: :gamification_plugin_myprofile},
+  :id => 'gamification_disable',
+  :data => {:confirm=>_("Are you sure you want to deactivate gamification for this profile?")})
+  %>
+<% end %>
--
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