diff --git a/app/controllers/people_controller.rb b/app/controllers/people_controller.rb
index 0857378d1..0c88f0ef5 100644
--- a/app/controllers/people_controller.rb
+++ b/app/controllers/people_controller.rb
@@ -84,7 +84,7 @@ class PeopleController < ApplicationController
   end
 
   def show
-    @person = Person.find_from_id_or_username(params)
+    @person = Person.find_from_guid_or_username(params)
 
     if remote_profile_with_no_user_session?
       raise ActiveRecord::RecordNotFound
@@ -139,7 +139,7 @@ class PeopleController < ApplicationController
   end
 
   def contacts
-    @person = Person.find_by_id(params[:person_id])
+    @person = Person.find_by_guid(params[:person_id])
     if @person
       @contact = current_user.contact_for(@person)
       @aspect = :profile
@@ -154,7 +154,7 @@ class PeopleController < ApplicationController
   end
 
   def aspect_membership_dropdown
-    @person = Person.find(params[:person_id])
+    @person = Person.find_by_guid(params[:person_id])
     if @person == current_user.person
       render :text => I18n.t('people.person.thats_you')
     else
diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index 72c1ccbd7..75f3a9581 100644
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -108,7 +108,7 @@ class UsersController < ApplicationController
           render :xml => director.build(ostatus_builder), :content_type => 'application/atom+xml'
         end
 
-        format.any { redirect_to person_path(user.person.id) }
+        format.any { redirect_to person_path(user.person) }
       end
     else
       redirect_to multi_stream_path, :error => I18n.t('users.public.does_not_exist', :username => params[:username])
diff --git a/app/helpers/people_helper.rb b/app/helpers/people_helper.rb
index c47a8f2c0..5a9d5be46 100644
--- a/app/helpers/people_helper.rb
+++ b/app/helpers/people_helper.rb
@@ -31,7 +31,7 @@ module PeopleHelper
   def person_link(person, opts={})
     opts[:class] ||= ""
     opts[:class] << " self" if defined?(user_signed_in?) && user_signed_in? && current_user.person == person
-    remote_or_hovercard_link = "/people/#{person.id}".html_safe
+    remote_or_hovercard_link = Rails.application.routes.url_helpers.person_path(person).html_safe
     "<a data-hovercard='#{remote_or_hovercard_link}' #{person_href(person)} class='#{opts[:class]}' #{ ("target=" + opts[:target]) if opts[:target]}>#{h(person.name)}</a>".html_safe
   end
 
diff --git a/app/models/person.rb b/app/models/person.rb
index 55fd3fa17..0fce8ebe1 100644
--- a/app/models/person.rb
+++ b/app/models/person.rb
@@ -14,6 +14,7 @@ class Person < ActiveRecord::Base
   acts_as_api
   api_accessible :backbone do |t|
     t.add :id
+    t.add :guid
     t.add :name
     t.add lambda { |person|
       person.diaspora_handle
@@ -61,7 +62,7 @@ class Person < ActiveRecord::Base
   scope :searchable, joins(:profile).where(:profiles => {:searchable => true})
   scope :remote, where('people.owner_id IS NULL')
   scope :local, where('people.owner_id IS NOT NULL')
-  scope :for_json, select('DISTINCT people.id, people.diaspora_handle').includes(:profile)
+  scope :for_json, select('DISTINCT people.id, people.guid, people.diaspora_handle').includes(:profile)
 
   # @note user is passed in here defensively
   scope :all_from_aspects, lambda { |aspect_ids, user|
@@ -95,9 +96,9 @@ class Person < ActiveRecord::Base
     self.profile ||= Profile.new unless profile_set
   end
 
-  def self.find_from_id_or_username(params)
+  def self.find_from_guid_or_username(params)
     p = if params[:id].present?
-          Person.where(:id => params[:id]).first
+          Person.where(:guid => params[:id]).first
         elsif params[:username].present? && u = User.find_by_username(params[:username])
           u.person
         else
@@ -107,6 +108,10 @@ class Person < ActiveRecord::Base
     p
   end
 
+  def to_param
+    self.guid
+  end
+
   def self.search_query_string(query)
     query = query.downcase
     like_operator = postgres? ? "ILIKE" : "LIKE"
@@ -273,10 +278,11 @@ class Person < ActiveRecord::Base
     opts ||= {}
     json = {
       :id => self.id,
+      :guid => self.guid,
       :name => self.name,
       :avatar => self.profile.image_url(:thumb_medium),
       :handle => self.diaspora_handle,
-      :url => "/people/#{self.id}",
+      :url => Rails.application.routes.url_helpers.person_path(self),
     }
     json.merge!(:tags => self.profile.tags.map{|t| "##{t.name}"}) if opts[:includes] == "tags"
     json
diff --git a/app/views/templates/comment.handlebars b/app/views/templates/comment.handlebars
index 5e7b48877..48d832b01 100644
--- a/app/views/templates/comment.handlebars
+++ b/app/views/templates/comment.handlebars
@@ -7,13 +7,13 @@
   {{/if}}
 </div>
 
-<a href="/people/{{author.id}}">
+<a href="/people/{{author.guid}}">
   <img src="{{author.avatar.small}}" class="avatar" />
 </a>
 
 <div class="content">
   <span class="from">
-    <a href="/people/{{author.id}}">
+    <a href="/people/{{author.guid}}">
       {{author.name}}
     </a>
   </span>
diff --git a/app/views/templates/comment_stream.jst b/app/views/templates/comment_stream.jst
index c47efedef..7a413e212 100644
--- a/app/views/templates/comment_stream.jst
+++ b/app/views/templates/comment_stream.jst
@@ -13,7 +13,7 @@
 <% if(current_user) { %>
   <div class="new_comment_form_wrapper <%= comments_count > 0 ? '' : 'hidden' %>">
     <form accept-charset="UTF-8" action="/posts/<%= id %>/comments" class="new_comment" id="new_comment_on_<%= id %>" method="post">
-      <a href="/people/<%= current_user.id %>">
+      <a href="/people/<%= current_user.guid %>">
         <img src="<%= current_user.avatar.small %>" class="avatar" data-person-id="<%= current_user.id %>"/>
       </a>
 
diff --git a/app/views/templates/header.handlebars b/app/views/templates/header.handlebars
index d5edfaade..105a5e89b 100644
--- a/app/views/templates/header.handlebars
+++ b/app/views/templates/header.handlebars
@@ -84,7 +84,7 @@
     <img alt="{{current_user.name}}" class="avatar" src="{{current_user.avatar.small}}" title="{{current_user.name}}" />
     <a href="#">{{current_user.name}}</a>
     </li>
-    <li><a href="/people/{{current_user.id}}">{{t "header.profile"}}</a></li>
+    <li><a href="/people/{{current_user.guid}}">{{t "header.profile"}}</a></li>
     <li><a href="/contacts">{{t "header.contacts"}}</a></li>
     <li><a href="/user/edit">{{t "header.settings"}}</a></li>
     {{#if current_user.admin}}
diff --git a/app/views/templates/likes_info.jst b/app/views/templates/likes_info.jst
index 6758e5ffc..84cb5d4fe 100644
--- a/app/views/templates/likes_info.jst
+++ b/app/views/templates/likes_info.jst
@@ -7,7 +7,7 @@
   <% } else { %>
   	<span class="likes_list">
 	  	<% _.each(likes, function(like){ %>
-	  	  <a href="/people/<%= like.get("author").id %>">
+	  	  <a href="/people/<%= like.get("author").guid %>">
 		  	  <img src="<%= like.get("author").avatar.small %>" class="avatar" title="<%= like.get("author").name %>"/>
 		  </a>
 	  	<% }) %>
diff --git a/app/views/templates/reshare.jst b/app/views/templates/reshare.jst
index 06fa7b3a7..fbf63432c 100644
--- a/app/views/templates/reshare.jst
+++ b/app/views/templates/reshare.jst
@@ -2,14 +2,14 @@
 
   <% if(root) { %>
 
-    <a href="/people/<%= root.author.id %>">
+    <a href="/people/<%= root.author.guid %>">
       <img src="<%= root.author.avatar.small %>" class="avatar" data-person-id="<%= root.author.id %>"/>
     </a>
 
     <div class="content">
       <div class="post_initial_info">
         <span class="from">
-          <a href="/people/<%= root.author.id %>">
+          <a href="/people/<%= root.author.guid %>">
             <%= root.author.name %>
           </a>
         </span>
diff --git a/app/views/templates/stream_element.jst b/app/views/templates/stream_element.jst
index dd2963b49..bbea574ef 100644
--- a/app/views/templates/stream_element.jst
+++ b/app/views/templates/stream_element.jst
@@ -13,7 +13,7 @@
 </div>
 
 <div class="sm_body">
-  <a href="/people/<%= author.id %>">
+  <a href="/people/<%= author.guid %>">
     <img src="<%= author.avatar.small %>" class="avatar" />
   </a>
 
@@ -21,7 +21,7 @@
 
     <div class="post_initial_info">
       <span class="from">
-        <a href="/people/<%= author.id %>">
+        <a href="/people/<%= author.guid %>">
           <%= author.name %>
         </a>
       </span>
diff --git a/app/views/templates/stream_faces.handlebars b/app/views/templates/stream_faces.handlebars
index 981fb390a..779ac7096 100644
--- a/app/views/templates/stream_faces.handlebars
+++ b/app/views/templates/stream_faces.handlebars
@@ -1,5 +1,5 @@
 {{#people}}
-  <a href="/people/{{id}}">
+  <a href="/people/{{guid}}">
     <img class="avatar" src="{{avatar.small}}" title="{{name}}"/>
   </a>
 {{/people}}
diff --git a/app/views/tokens/show.html.haml b/app/views/tokens/show.html.haml
index 380004f48..bd87e27c5 100644
--- a/app/views/tokens/show.html.haml
+++ b/app/views/tokens/show.html.haml
@@ -19,7 +19,7 @@
 
 .span-24.last{:style => "text-align:right;"}
   %p.subtle
-    != t('.screenshot_explanation', :link1 => link_to(t('.typical_userpage'), "http://cubbi.es/daniel"), :link2 => link_to(t('.daniels_account'), "https://joindiaspora.com/people/29"))
+    != t('.screenshot_explanation', :link1 => link_to(t('.typical_userpage'), "http://cubbi.es/daniel"), :link2 => link_to(t('.daniels_account'), "https://joindiaspora.com/u/daniel"))
   %br
 %hr
 
diff --git a/db/schema.rb b/db/schema.rb
index 62ec26489..6b1b5da43 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -95,7 +95,7 @@ ActiveRecord::Schema.define(:version => 20120114191018) do
     t.datetime "updated_at"
   end
 
-  add_index "conversation_visibilities", ["conversation_id", "person_id"], :name => "index_conversation_visibilities_usefully", :unique => true
+  add_index "conversation_visibilities", ["conversation_id", "person_id"], :name => "index_conversation_visibilities_on_conversation_id_and_person_id", :unique => true
   add_index "conversation_visibilities", ["conversation_id"], :name => "index_conversation_visibilities_on_conversation_id"
   add_index "conversation_visibilities", ["person_id"], :name => "index_conversation_visibilities_on_person_id"
 
@@ -309,9 +309,9 @@ ActiveRecord::Schema.define(:version => 20120114191018) do
     t.string   "provider_display_name"
     t.string   "actor_url"
     t.string   "objectId"
-    t.string   "root_guid",             :limit => 30
     t.string   "status_message_guid"
     t.integer  "likes_count",                         :default => 0
+    t.string   "root_guid",             :limit => 30
     t.integer  "comments_count",                      :default => 0
     t.integer  "o_embed_cache_id"
     t.integer  "reshares_count",                      :default => 0
@@ -457,9 +457,9 @@ ActiveRecord::Schema.define(:version => 20120114191018) do
     t.integer  "invited_by_id"
     t.string   "invited_by_type"
     t.string   "authentication_token",               :limit => 30
+    t.datetime "locked_at"
     t.string   "unconfirmed_email"
     t.string   "confirm_email_token",                :limit => 30
-    t.datetime "locked_at"
     t.boolean  "show_community_spotlight_in_stream",                :default => true,  :null => false
     t.boolean  "auto_follow_back",                                  :default => false
     t.integer  "auto_follow_back_aspect_id"
diff --git a/public/javascripts/app/helpers/text_formatter.js b/public/javascripts/app/helpers/text_formatter.js
index c8dc9fafb..d977414f3 100644
--- a/public/javascripts/app/helpers/text_formatter.js
+++ b/public/javascripts/app/helpers/text_formatter.js
@@ -29,7 +29,7 @@
         return person.diaspora_id == diasporaId
       })
       
-      return person ? "<a href='/people/" + person.id + "' class='mention'>" + fullName + "</a>" : fullName;
+      return person ? "<a href='/people/" + person.guid + "' class='mention'>" + fullName + "</a>" : fullName;
     })
   }
 
diff --git a/spec/controllers/people_controller_spec.rb b/spec/controllers/people_controller_spec.rb
index 9feed1c14..4e2502dc6 100644
--- a/spec/controllers/people_controller_spec.rb
+++ b/spec/controllers/people_controller_spec.rb
@@ -140,7 +140,7 @@ describe PeopleController do
 
     it 'takes time' do
       Benchmark.realtime {
-        get :show, :id => @user.person.id
+        get :show, :id => @user.person.to_param
       }.should < 1.0
     end
   end
@@ -163,7 +163,7 @@ describe PeopleController do
 
     it 'redirects home for closed account' do
       @person = Factory(:person, :closed_account => true)
-      get :show, :id => @person.id
+      get :show, :id => @person.to_param
       response.should be_redirect
       flash[:notice].should_not be_blank
     end
@@ -173,7 +173,7 @@ describe PeopleController do
       profile = user2.profile
       profile.first_name = "<script> alert('xss attack');</script>"
       profile.save
-      get :show, :id => user2.person.id
+      get :show, :id => user2.person.to_param
       response.should be_success
       response.body.match(profile.first_name).should be_false
     end
@@ -208,7 +208,7 @@ describe PeopleController do
       it "renders the comments on the user's posts" do
         message = @user.post :status_message, :text => 'test more', :to => @aspect.id
         @user.comment 'I mean it', :post => message
-        get :show, :id => @user.person.id
+        get :show, :id => @user.person.to_param
         response.should be_success
       end
     end
@@ -220,12 +220,12 @@ describe PeopleController do
       end
 
       it "succeeds" do
-        get :show, :id => @person.id
+        get :show, :id => @person.to_param
         response.status.should == 200
       end
 
       it 'succeeds on the mobile site' do
-        get :show, :id => @person.id, :format => :mobile
+        get :show, :id => @person.to_param, :format => :mobile
         response.should be_success
       end
 
@@ -242,17 +242,17 @@ describe PeopleController do
 
         it "posts include reshares" do
           reshare = @user.post(:reshare, :public => true, :root_guid => Factory(:status_message, :public => true).guid, :to => alice.aspects)
-          get :show, :id => @user.person.id
+          get :show, :id => @user.person.to_param
           assigns[:stream].posts.map{|x| x.id}.should include(reshare.id)
         end
 
         it "assigns only public posts" do
-          get :show, :id => @person.id
+          get :show, :id => @person.to_param
           assigns[:stream].posts.map(&:id).should =~ @public_posts.map(&:id)
         end
 
         it 'is sorted by created_at desc' do
-          get :show, :id => @person.id
+          get :show, :id => @person.to_param
           assigns[:stream].stream_posts.should == @public_posts.sort_by{|p| p.created_at}.reverse
         end
       end
@@ -271,12 +271,12 @@ describe PeopleController do
       end
 
       it "succeeds" do
-        get :show, :id => @person.id
+        get :show, :id => @person.to_param
         response.should be_success
       end
 
       it 'succeeds on the mobile site' do
-        get :show, :id => @person.id, :format => :mobile
+        get :show, :id => @person.to_param, :format => :mobile
         response.should be_success
       end
 
@@ -291,13 +291,13 @@ describe PeopleController do
         posts_user_can_see << bob.post(:status_message, :text => "public", :to => 'all', :public => true)
         bob.reload.posts.length.should == 4
 
-        get :show, :id => @person.id
+        get :show, :id => @person.to_param
         assigns(:stream).posts.map(&:id).should =~ posts_user_can_see.map(&:id)
       end
 
       it "posts include reshares" do
         reshare = @user.post(:reshare, :public => true, :root_guid => Factory(:status_message, :public => true).guid, :to => alice.aspects)
-        get :show, :id => @user.person.id
+        get :show, :id => @user.person.to_param
         assigns[:stream].posts.map{|x| x.id}.should include(reshare.id)
       end
     end
@@ -308,12 +308,12 @@ describe PeopleController do
       end
 
       it "succeeds" do
-        get :show, :id => @person.id
+        get :show, :id => @person.to_param
         response.should be_success
       end
 
       it 'succeeds on the mobile site' do
-        get :show, :id => @person.id, :format => :mobile
+        get :show, :id => @person.to_param, :format => :mobile
         response.should be_success
       end
 
@@ -324,13 +324,13 @@ describe PeopleController do
         public_post = eve.post(:status_message, :text => "public", :to => 'all', :public => true)
         eve.reload.posts.length.should == 3
 
-        get :show, :id => @person.id
+        get :show, :id => @person.to_param
         assigns[:stream].posts.map(&:id).should =~ [public_post].map(&:id)
       end
 
       it "posts include reshares" do
         reshare = @user.post(:reshare, :public => true, :root_guid => Factory(:status_message, :public => true).guid, :to => alice.aspects)
-        get :show, :id => @user.person.id
+        get :show, :id => @user.person.to_param
         assigns[:stream].posts.map{|x| x.id}.should include(reshare.id)
       end
     end
@@ -340,7 +340,7 @@ describe PeopleController do
     it 'assigns the contacts of a person' do
       contact = alice.contact_for(bob.person)
       contacts = contact.contacts
-      get :contacts, :person_id => bob.person.id
+      get :contacts, :person_id => bob.person.to_param
       assigns(:contacts_of_contact).should =~ contacts
       response.should be_success
     end
diff --git a/spec/controllers/photos_controller_spec.rb b/spec/controllers/photos_controller_spec.rb
index a025702cf..f2d90e5f6 100644
--- a/spec/controllers/photos_controller_spec.rb
+++ b/spec/controllers/photos_controller_spec.rb
@@ -189,7 +189,7 @@ describe PhotosController do
 
     it "redirects when the user does not own the photo" do
       get :edit, :id => @bobs_photo.id
-      response.should redirect_to(:action => :index, :person_id => alice.person.id.to_s)
+      response.should redirect_to(:action => :index, :person_id => alice.person.guid.to_s)
     end
   end
 
@@ -239,7 +239,7 @@ describe PhotosController do
     it 'redirects if you do not have access to the post' do
       params = { :text => "now with lasers!" }
       put :update, :id => @bobs_photo.id, :photo => params
-      response.should redirect_to(:action => :index, :person_id => alice.person.id.to_s)
+      response.should redirect_to(:action => :index, :person_id => alice.person.guid.to_s)
     end
   end
 
diff --git a/spec/javascripts/app/helpers/text_formatter_spec.js b/spec/javascripts/app/helpers/text_formatter_spec.js
index 75882880c..6d408c130 100644
--- a/spec/javascripts/app/helpers/text_formatter_spec.js
+++ b/spec/javascripts/app/helpers/text_formatter_spec.js
@@ -101,7 +101,7 @@ describe("app.helpers.textFormatter", function(){
         var wrapper = $("<div>").html(formattedText);
 
         _.each([this.alice, this.bob], function(person) {
-          expect(wrapper.find("a[href='/people/" + person.id + "']").text()).toContain(person.name)
+          expect(wrapper.find("a[href='/people/" + person.guid + "']").text()).toContain(person.name)
         })
       });
 
diff --git a/spec/models/person_spec.rb b/spec/models/person_spec.rb
index 1ebe394d4..00d905a8e 100644
--- a/spec/models/person_spec.rb
+++ b/spec/models/person_spec.rb
@@ -53,24 +53,24 @@ describe Person do
       end
     end
 
-    describe '.find_person_from_id_or_username' do
+    describe '.find_person_from_guid_or_username' do
       it 'searchs for a person if id is passed' do
-        Person.find_from_id_or_username(:id => @person.id).id.should == @person.id
+        Person.find_from_guid_or_username(:id => @person.guid).id.should == @person.id
       end
 
       it 'searchs a person from a user if username is passed' do
-        Person.find_from_id_or_username(:username => @user.username).id.should == @user.person.id
+        Person.find_from_guid_or_username(:username => @user.username).id.should == @user.person.id
       end
 
       it 'throws active record not found exceptions if no person is found via id' do
         expect{
-          Person.find_from_id_or_username(:id => 213123)
+          Person.find_from_guid_or_username(:id => 213123)
         }.to raise_error ActiveRecord::RecordNotFound
       end
 
       it 'throws active record not found exceptions if no person is found via username' do
         expect{
-          Person.find_from_id_or_username(:username => 'michael_jackson')
+          Person.find_from_guid_or_username(:username => 'michael_jackson')
         }.to raise_error ActiveRecord::RecordNotFound
       end
     end
@@ -463,10 +463,11 @@ describe Person do
     it 'returns a hash representation of a person' do
       @person.as_json.should == {
         :id => @person.id,
+        :guid => @person.guid,
         :name => @person.name,
         :avatar => @person.profile.image_url(:thumb_medium),
         :handle => @person.diaspora_handle,
-        :url => "/people/#{@person.id}",
+        :url => Rails.application.routes.url_helpers.person_path(@person),
       }
     end
     it 'return tags if asked' do