diff --git a/app/models/question.rb b/app/models/question.rb
index 2f776db8..85ba6157 100644
--- a/app/models/question.rb
+++ b/app/models/question.rb
@@ -44,6 +44,24 @@ def pick(algorithm = nil)
   named_scope :created_by, lambda { |id|
     {:conditions => { :local_identifier => id } }
   }
+  REDACTED_TEXT = "Redacted at request of wiki survey owner"
+
+  def redact!
+    self.name = REDACTED_TEXT
+    self.save!
+    self.versions.each do |q_ver|
+      q_ver.name = REDACTED_TEXT
+      q_ver.save!
+    end
+    choices.each do |choice|
+      choice.data = REDACTED_TEXT
+      choice.save!
+      choice.versions.each do |c_ver|
+        c_ver.data = REDACTED_TEXT
+        c_ver.save!
+      end
+    end
+  end
 
   def create_choices_from_ideas
     if ideas && ideas.any?
diff --git a/lib/tasks/util.rake b/lib/tasks/util.rake
index 468417c6..12a0681c 100644
--- a/lib/tasks/util.rake
+++ b/lib/tasks/util.rake
@@ -10,4 +10,14 @@ namespace :util do
     u.save!
     puts "Added user #{args[:email]} with password: #{args[:password]}"
   end
+
+  desc "Redact question"
+  task :redact_question, [:question_id] => [:environment] do |t, args|
+    q = Question.find(args[:question_id])
+    puts "Confirm redaction of #{args[:question_id]}: '#{q.name}' [y/N]"
+    input = STDIN.gets.chomp
+    raise "Aborting redaction of #{args[:question_id]}" unless input == "y"
+    q.redact!
+    puts "Question #{args[:question_id]} has been redacted"
+  end
 end
diff --git a/spec/models/question_spec.rb b/spec/models/question_spec.rb
index d4ce7971..7c31e869 100644
--- a/spec/models/question_spec.rb
+++ b/spec/models/question_spec.rb
@@ -252,6 +252,26 @@
       @question.reload.prompts.count.should == 0
   end
 
+  context "redaction" do
+    before(:all) do
+      truncate_all
+      @q = Factory.create(:aoi_question)
+    end
+
+    it "should redact all choices and question text" do
+      @q.redact!
+      @q.name.should == Question::REDACTED_TEXT
+      latest = @q.versions.latest
+      latest.previous.name.should == Question::REDACTED_TEXT
+      @q.choices.each do |choice|
+        choice.data.should == Question::REDACTED_TEXT
+        latest = choice.versions.latest
+        latest.previous.data.should == Question::REDACTED_TEXT
+      end
+    end
+  end
+
+
   context "median response per session" do
     before(:all) do
       truncate_all