diff --git a/budget/forms.py b/budget/forms.py
index d363ad5..367be94 100644
--- a/budget/forms.py
+++ b/budget/forms.py
@@ -1,5 +1,5 @@
 from flaskext.wtf import *
-from models import Project
+from models import Project, Person
 
 # define forms
 class CreationForm(Form):
@@ -33,3 +33,16 @@ class BillForm(Form):
             validators=[Required()])
     submit = SubmitField("Add the bill")
 
+
+class MemberForm(Form):
+    def __init__(self, project, *args, **kwargs):
+        super(MemberForm, self).__init__(*args, **kwargs)
+        self.project = project
+
+    name = TextField("Name", validators=[Required()])
+    submit = SubmitField("Add a member")
+
+    def validate_name(form, field):
+        if Person.query.filter(
+                Person.name == field.data and Person.project == self.project).all():
+            raise ValidationError("This project already have this member")
diff --git a/budget/models.py b/budget/models.py
index 27e30b3..c0d6db2 100644
--- a/budget/models.py
+++ b/budget/models.py
@@ -22,7 +22,7 @@ class Person(db.Model):
     bills = db.relationship("Bill", backref="payer")
 
     name = db.Column(db.UnicodeText)
-    status = db.Column(db.Boolean)
+    # activated = db.Column(db.Boolean, default=True)
 
     def __repr__(self):
         return "<Person %s for project %s>" % (self.name, self.project.name)
diff --git a/budget/templates/layout.html b/budget/templates/layout.html
index 19c0e59..79240b3 100644
--- a/budget/templates/layout.html
+++ b/budget/templates/layout.html
@@ -16,16 +16,11 @@
         </div>
     </div>
     <hr>
-    <div id="content" class="span-24">
-
-	{% for message in get_flashed_messages() %}
-	    <div class=info>{{ message }}</div>
-	{% endfor %}
-
-	{% block content %}
-	{% endblock %}
-
-    </div>
+    {% for message in get_flashed_messages() %}
+        <div class=info>{{ message }}</div>
+    {% endfor %}
+    {% block content %}
+    {% endblock %}
     <div id="footer"></div>
 </div>
 </body>
diff --git a/budget/templates/list_bills.html b/budget/templates/list_bills.html
index d0f0c41..145f4f4 100644
--- a/budget/templates/list_bills.html
+++ b/budget/templates/list_bills.html
@@ -1,26 +1,37 @@
 {% extends "layout.html" %}
 {% block content %}
-{% if bills.count() > 0 %}
-<table>
-    <thead><tr><th>When ?</th><th>Who paid?</th><th>for what ?</th><th>Owers</th><th>How much ?</th><th>Actions</th></tr></thead>
-<tbody>
-{% for bill in bills %}
-<tr class="{{ loop.cycle("odd", "even") }}">
-	<td>{{ bill.date }}</td>
-	<td>{{ bill.payer }}</td>
-	<td>{{ bill.what }}</td>
-	<td>{% for ower in bill.owers %}{{ ower.name }} {% endfor %}</td>
-	<td>{{ bill.amount }} ({{ bill.pay_each() }} each)</td>
-        <td><a href="{{ url_for("delete_bill", bill_id=bill.id, project_id=project.id) }}">delete</a></td>
-</tr>
-{% endfor %}
-</tbody>
-</table>
+<div id="leftmenu" class="span-6">
+    <ul>
+    {% for member in project.members %}
+        <li>{{ member.name }}</li>
+    {% endfor %}
+    </ul>
+    {% set form=member_form %}
+    {% include "member_form.html" %}
+</div>
+<div id="content" class="span-18 last">
+    {% if bills.count() > 0 %}
+    <table>
+        <thead><tr><th>When ?</th><th>Who paid?</th><th>for what ?</th><th>Owers</th><th>How much ?</th><th>Actions</th></tr></thead>
+    <tbody>
+    {% for bill in bills %}
+    <tr class="{{ loop.cycle("odd", "even") }}">
+            <td>{{ bill.date }}</td>
+            <td>{{ bill.payer }}</td>
+            <td>{{ bill.what }}</td>
+            <td>{% for ower in bill.owers %}{{ ower.name }} {% endfor %}</td>
+            <td>{{ bill.amount }} ({{ bill.pay_each() }} each)</td>
+            <td><a href="{{ url_for("delete_bill", bill_id=bill.id, project_id=project.id) }}">delete</a></td>
+    </tr>
+    {% endfor %}
+    </tbody>
+    </table>
 
-<a class="awesome large green button fleft" href="{{ url_for("compute_bills", project_id=project.id) }}">Compute bills</a>
-<p> Periodically (probably at the end of each month, you can compute the balance of each people, in order to reset all the debts. You can also let this "as-is" and try to find a good balance, that's up to you</p>
+    <a class="awesome large green button fleft" href="{{ url_for("compute_bills", project_id=project.id) }}">Compute bills</a>
+    <p> Periodically (probably at the end of each month, you can compute the balance of each people, in order to reset all the debts. You can also let this "as-is" and try to find a good balance, that's up to you</p>
 
-{% else %}
-<p>Nothing to list yet. You probably want to <a href="{{ url_for("add_bill", project_id=project.id) }}">add a bill</a> ?</p>
-{% endif %}
+    {% else %}
+    <p>Nothing to list yet. You probably want to <a href="{{ url_for("add_bill", project_id=project.id) }}">add a bill</a> ?</p>
+    {% endif %}
+</div>
 {% endblock %}
diff --git a/budget/web.py b/budget/web.py
index d49280c..ddf0b1e 100644
--- a/budget/web.py
+++ b/budget/web.py
@@ -2,7 +2,7 @@ from flask import Flask, session, request, redirect, url_for, render_template
 
 # local modules
 from models import db, Project, Person, Bill
-from forms import CreationForm, AuthenticationForm, BillForm
+from forms import CreationForm, AuthenticationForm, BillForm, MemberForm
 from utils import get_billform_for, requires_auth
 
 # create the application, initialize stuff
@@ -26,7 +26,6 @@ def authenticate(project_id, redirect_url=None):
             else:
                 session[project_id] = form.password.data
                 session.update()
-                from ipdb import set_trace; set_trace()
                 return redirect(redirect_url)
 
     return render_template("authenticate.html", form=form, project=project)
@@ -38,7 +37,6 @@ def home():
 
 @app.route("/create", methods=["GET", "POST"])
 def create_project():
-    from ipdb import set_trace; set_trace()
     form = CreationForm()
     if request.method == "GET" and 'project_id' in request.values:
         form.name.data = request.values['project_id']
@@ -71,7 +69,19 @@ def list_bills(project):
     # FIXME filter to only get the bills for this particular project
     bills = Bill.query.order_by(Bill.id.asc())
     return render_template("list_bills.html", 
-            bills=bills, project=project)
+            bills=bills, project=project, member_form=MemberForm(project))
+
+@app.route("/<string:project_id>/members/add", methods=["GET", "POST"])
+@requires_auth
+def add_member(project):
+    # FIXME manage form errors on the list_bills page
+    form = MemberForm(project)
+    if request.method == "POST":
+        if form.validate():
+            db.session.add(Person(name=form.name.data, project=project))
+            db.session.commit()
+            return redirect(url_for("list_bills", project_id=project.id))
+    return render_template("add_member.html", form=form, project=project)
 
 @app.route("/<string:project_id>/add", methods=["GET", "POST"])
 @requires_auth