diff --git a/app/controllers/personal_conferences_controller.rb b/app/controllers/personal_conferences_controller.rb
index dec2bef..6a57e3d 100644
--- a/app/controllers/personal_conferences_controller.rb
+++ b/app/controllers/personal_conferences_controller.rb
@@ -1,6 +1,6 @@
 class PersonalConferencesController < ApplicationController
   def index
-    writing_conferences = WritingConference.all
+    writing_conferences = WritingConference.where(:is_hidden=>false).all
     writing_conference_list = writing_conferences.collect do |writing_conference|
       {
         "year" => writing_conference.year,
@@ -22,7 +22,7 @@ class PersonalConferencesController < ApplicationController
 
   def show
     params = OrbitHelper.params
-    writing_conference = WritingConference.find_by(uid: params[:uid])
+    writing_conference = WritingConference.where(:is_hidden=>false).find_by(uid: params[:uid])
 
     files = writing_conference.writing_conference_files.map do |file|
       {