diff --git a/Back-End/Auth/views.py b/Back-End/Auth/views.py
index 079f765..bffc8d5 100644
--- a/Back-End/Auth/views.py
+++ b/Back-End/Auth/views.py
@@ -601,4 +601,12 @@ class ProfileRoleSimpleView(APIView):
         responses={200: 'Suppression réussie'}
     )
     def delete(self, request, id):
-        return bdd.delete_object(ProfileRole, id)
\ No newline at end of file
+        profile_role = ProfileRole.objects.get(id=id)
+        profile = profile_role.profile
+        profile_role.delete()
+
+        # Vérifier si le profil n'a plus de rôles associés
+        if not ProfileRole.objects.filter(profile=profile).exists():
+            profile.delete()
+
+        return JsonResponse({'message': 'Suppression réussie'}, safe=False)
\ No newline at end of file
diff --git a/Back-End/School/serializers.py b/Back-End/School/serializers.py
index 5e31270..42bb6bb 100644
--- a/Back-End/School/serializers.py
+++ b/Back-End/School/serializers.py
@@ -33,34 +33,49 @@ class TeacherSerializer(serializers.ModelSerializer):
     specialities = serializers.PrimaryKeyRelatedField(queryset=Speciality.objects.all(), many=True, required=False)
     specialities_details = serializers.SerializerMethodField()
     updated_date_formatted = serializers.SerializerMethodField()
-    role_type = serializers.SerializerMethodField()
-    associated_profile_email = serializers.SerializerMethodField()
+    role_type_display = serializers.SerializerMethodField()
+    role_type = serializers.IntegerField(write_only=True)
+    associated_profile_email = serializers.EmailField(write_only=True)
     profile_role = serializers.PrimaryKeyRelatedField(queryset=ProfileRole.objects.all(), required=False)
-    profile_role_data = ProfileRoleSerializer(write_only=True, required=False)
+    associated_profile_email_display = serializers.SerializerMethodField()
 
     class Meta:
         model = Teacher
         fields = '__all__'
 
+    def create_or_update_profile_role(self, profile, associated_profile_email, establishment_id, role_type):
+        # Mettre à jour l'email du profil si nécessaire
+        if profile.email != associated_profile_email:
+            profile.email = associated_profile_email
+            profile.username = associated_profile_email
+            profile.save()
+
+        profile_role, created = ProfileRole.objects.update_or_create(
+            profile=profile,
+            establishment_id=establishment_id,
+            defaults={'role_type': role_type, 'is_active': True}
+        )
+
+        if not created:
+            profile_role.role_type = role_type
+            profile_role.establishment_id = establishment_id
+            profile_role.save()
+
+        return profile_role
+
     def create(self, validated_data):
         specialities_data = validated_data.pop('specialities', None)
-        profile_role_data = validated_data.pop('profile_role_data', None)
-        profile_role = validated_data.pop('profile_role', None)
+        associated_profile_email = validated_data.pop('associated_profile_email')
+        establishment_id = validated_data.pop('establishment')
+        role_type = validated_data.pop('role_type')
 
-        if profile_role_data:
-            establishment_id = profile_role_data.pop('establishment').id
-            profile_id = profile_role_data.pop('profile').id
-            profile_role_data['establishment'] = establishment_id
-            profile_role_data['profile'] = profile_id
+        profile, created = Profile.objects.get_or_create(
+            email=associated_profile_email,
+            defaults={'username': associated_profile_email}
+        )
 
-            # Créer l'instance de ProfileRole
-            profile_role_serializer = ProfileRoleSerializer(data=profile_role_data)
-            profile_role_serializer.is_valid(raise_exception=True)
-            profile_role = profile_role_serializer.save()
-        elif profile_role:
-            profile_role = ProfileRole.objects.get(id=profile_role.id)
+        profile_role = self.create_or_update_profile_role(profile, associated_profile_email, establishment_id, role_type)
 
-        # Créer l'enseignant avec l'instance de ProfileRole
         teacher = Teacher.objects.create(profile_role=profile_role, **validated_data)
         if specialities_data:
             teacher.specialities.set(specialities_data)
@@ -69,21 +84,17 @@ class TeacherSerializer(serializers.ModelSerializer):
 
     def update(self, instance, validated_data):
         specialities_data = validated_data.pop('specialities', [])
-        profile_role_data = validated_data.pop('profile_role_data', None)
-        profile_role = validated_data.pop('profile_role', None)
+        associated_profile_email = validated_data.pop('associated_profile_email', instance.profile_role.profile.email)
+        establishment_id = validated_data.get('establishment', instance.profile_role.establishment.id)
+        role_type = validated_data.get('role_type', instance.profile_role.role_type)
 
-        if profile_role_data:
-            establishment_id = profile_role_data.pop('establishment').id
-            profile_role_data['establishment'] = establishment_id
-            profile_role_serializer = ProfileRoleSerializer(instance.profile_role, data=profile_role_data)
-            profile_role_serializer.is_valid(raise_exception=True)
-            profile_role_serializer.save()
-        elif profile_role:
-            instance.profile_role = ProfileRole.objects.get(id=profile_role.id)
+        profile = instance.profile_role.profile
+
+        profile_role = self.create_or_update_profile_role(profile, associated_profile_email, establishment_id, role_type)
+        instance.profile_role = profile_role
 
         instance.last_name = validated_data.get('last_name', instance.last_name)
         instance.first_name = validated_data.get('first_name', instance.first_name)
-        instance.email = validated_data.get('email', instance.email)
         instance.save()
         if specialities_data:
             instance.specialities.set(specialities_data)
@@ -95,12 +106,6 @@ class TeacherSerializer(serializers.ModelSerializer):
         local_time = utc_time.astimezone(local_tz)
         return local_time.strftime("%d-%m-%Y %H:%M")
 
-    def get_role_type(self, obj):
-        profile_role = obj.profile_role
-        if profile_role:
-            return {'role_type': profile_role.role_type, 'establishment': profile_role.establishment.name}
-        return None
-
     def get_specialities_details(self, obj):
         return [{'id': speciality.id, 'name': speciality.name, 'color_code': speciality.color_code} for speciality in obj.specialities.all()]
 
@@ -109,6 +114,14 @@ class TeacherSerializer(serializers.ModelSerializer):
             return obj.profile_role.profile.email
         return None
 
+    def get_role_type_display(self, obj):
+        if obj.profile_role:
+            return obj.profile_role.role_type
+        return None
+
+    def get_associated_profile_email_display(self, obj):
+        return self.get_associated_profile_email(obj)
+
 class PlanningSerializer(serializers.ModelSerializer):
     class Meta:
         model = Planning
diff --git a/Front-End/src/components/Structure/Configuration/TeachersSection.js b/Front-End/src/components/Structure/Configuration/TeachersSection.js
index 3ec4444..eded255 100644
--- a/Front-End/src/components/Structure/Configuration/TeachersSection.js
+++ b/Front-End/src/components/Structure/Configuration/TeachersSection.js
@@ -111,22 +111,6 @@ const TeachersSection = ({ teachers, setTeachers, specialities, handleCreate, ha
 
   const { selectedEstablishmentId } = useEstablishment();
 
-  const handleSelectProfile = (profile) => {
-    setNewTeacher((prevData) => ({
-      ...prevData,
-      selectedProfile: profile,
-    }));
-    setFormData((prevData) => ({
-      ...prevData,
-      selectedProfile: profile
-    }));
-    setConfirmPopupMessage(`Vous êtes sur le point de rattacher l'enseignant ${newTeacher?.first_name} ${newTeacher?.last_name} au profil ${profile.email} ID = ${profile.id}.`);
-    setConfirmPopupOnConfirm(() => () => {
-      setConfirmPopupVisible(false);
-    });
-    setConfirmPopupVisible(true);
-  };
-
   const handleCancelConfirmation = () => {
       setConfirmPopupVisible(false);
   };
@@ -137,8 +121,8 @@ const TeachersSection = ({ teachers, setTeachers, specialities, handleCreate, ha
   };
 
   const handleAddTeacher = () => {
-    setNewTeacher({ id: Date.now(), last_name: '', first_name: '', selectedProfile: null, specialities: [], droit: 0 });
-    setFormData({ last_name: '', first_name: '', selectedProfile: null, specialities: [], droit: 0});
+    setNewTeacher({ id: Date.now(), last_name: '', first_name: '', associated_profile_email: '', specialities: [], role_type: 0 });
+    setFormData({ last_name: '', first_name: '', associated_profile_email: '', specialities: [], role_type: 0});
   };
 
   const handleRemoveTeacher = (id) => {
@@ -152,16 +136,13 @@ const TeachersSection = ({ teachers, setTeachers, specialities, handleCreate, ha
   };
 
   const handleSaveNewTeacher = () => {
-    if (formData.last_name && formData.first_name && formData.selectedProfile) {
+    if (formData.last_name && formData.first_name && formData.associated_profile_email) {
       const data = {
         last_name: formData.last_name,
         first_name: formData.first_name,
-        profile_role_data: {
-          role_type: formData.droit,
-          establishment: selectedEstablishmentId,
-          is_active: true,
-          profile: formData.selectedProfile.id
-        },
+        associated_profile_email: formData.associated_profile_email,
+        establishment: selectedEstablishmentId,
+        role_type: formData.role_type,
         specialities: formData.specialities
       };
 
@@ -185,28 +166,20 @@ const TeachersSection = ({ teachers, setTeachers, specialities, handleCreate, ha
   };
 
   const handleUpdateTeacher = (id, updatedData) => {
-    if (updatedData.last_name && updatedData.first_name && updatedData.email) {
+    if (updatedData.last_name && updatedData.first_name && updatedData.associated_profile_email_display) {
       const data = {
-        email: updatedData.email,
-        username: updatedData.email,
-        droit: updatedData.droit,
+        last_name: formData.last_name,
+        first_name: formData.first_name,
+        associated_profile_email: formData.associated_profile_email || formData.associated_profile_email_display,
+        establishment: selectedEstablishmentId,
+        role_type: formData.role_type,
+        specialities: formData.specialities
       };
-      updateProfile(updatedData.associated_profile, data, csrfToken)
-      .then(response => {
-        logger.debug('Success:', response);
-        handleEdit(id, updatedData)
-        .then((updatedTeacher) => {
-          setTeachers(prevTeachers => prevTeachers.map(teacher => teacher.id === id ? { ...teacher, ...updatedTeacher } : teacher));
-          setEditingTeacher(null);
-          setFormData({});
-        })
-        .catch((error) => {
-          logger.error('Error:', error.message);
-          if (error.details) {
-              logger.error('Form errors:', error.details);
-              setLocalErrors(error.details);
-          }
-        });
+      handleEdit(id, data)
+      .then((updatedTeacher) => {
+        setTeachers(prevTeachers => prevTeachers.map(teacher => teacher.id === id ? { ...teacher, ...updatedTeacher } : teacher));
+        setEditingTeacher(null);
+        setFormData({});
       })
       .catch((error) => {
         logger.error('Error:', error.message);
@@ -265,6 +238,15 @@ const TeachersSection = ({ teachers, setTeachers, specialities, handleCreate, ha
     }
   };
 
+  const handleEditTeacher = (teacher) => {
+    setEditingTeacher(teacher.id);
+    setFormData({
+      ...teacher,
+      associated_profile_email: teacher.associated_profile_email_display,
+      role_type: teacher.role_type_display,
+    });
+  };
+
   const renderTeacherCell = (teacher, column) => {
     const isEditing = editingTeacher === teacher.id;
     const isCreating = newTeacher && newTeacher.id === teacher.id;
@@ -291,26 +273,17 @@ const TeachersSection = ({ teachers, setTeachers, specialities, handleCreate, ha
               />
             </div>
           );
-          case 'EMAIL':
-            return (
-              <div className="flex items-center space-x-2">
-                {currentData.selectedProfile ? (
-                  <span className="text-gray-900">
-                    {currentData.selectedProfile.email}
-                  </span>
-                ) : (
-                  <span className="text-gray-500 italic">
-                    Rechercher un profil existant
-                  </span>
-                )}
-                <button
-                  type="button"
-                  onClick={() => setDirectoryPopupVisible(true)}
-                >
-                  <Search className="w-5 h-5 text-emerald-500 hover:text-emerald-700"/>
-                </button>
-              </div>
-            );
+        case 'EMAIL':
+          return (
+            <InputText
+              name="associated_profile_email"
+              type="email"
+              value={currentData.associated_profile_email || teacher.associated_profile_email_display || ''}
+              onChange={handleChange}
+              placeholder="Adresse email de l'enseignant"
+              errorMsg={getError('email')}
+            />
+          );
         case 'SPECIALITES':
           return (
             <SpecialitiesDropZone teacher={currentData} handleSpecialitiesChange={handleSpecialitiesChange} specialities={specialities} isEditing={isEditing || isCreating} />
@@ -319,8 +292,8 @@ const TeachersSection = ({ teachers, setTeachers, specialities, handleCreate, ha
           return (
             <div className="flex justify-center">
               <ToggleSwitch
-                name="droit"
-                checked={currentData.droit === 1}
+                name="role_type"
+                checked={currentData.role_type === 1}
                 onChange={handleChange}
               />
             </div>
@@ -354,7 +327,7 @@ const TeachersSection = ({ teachers, setTeachers, specialities, handleCreate, ha
             <TeacherItem key={teacher.id} teacher={teacher} />
           );
         case 'EMAIL':
-          return teacher.associated_profile_email;
+          return teacher.associated_profile_email_display;
         case 'SPECIALITES':
           return (
             <div className="flex justify-center space-x-2 flex-wrap">
@@ -364,9 +337,9 @@ const TeachersSection = ({ teachers, setTeachers, specialities, handleCreate, ha
             </div>
           );
         case 'ADMINISTRATEUR':
-            if (teacher.associated_profile_email) {
-              const badgeClass = teacher.role_type.role_type === 1 ? 'bg-red-100 text-red-600' : 'bg-blue-100 text-blue-600';
-              const label = teacher.role_type.role_type === 1 ? 'OUI' : 'NON';
+            if (teacher.associated_profile_email_display) {
+              const badgeClass = teacher.role_type_display === 1 ? 'bg-red-100 text-red-600' : 'bg-blue-100 text-blue-600';
+              const label = teacher.role_type_display === 1 ? 'OUI' : 'NON';
               return (
                 <div key={teacher.id} className="flex justify-center items-center space-x-2">
                   <span className={`px-3 py-1 rounded-full font-bold ${badgeClass}`}>
@@ -384,7 +357,7 @@ const TeachersSection = ({ teachers, setTeachers, specialities, handleCreate, ha
             <div className="flex justify-center space-x-2">
               <button
                 type="button"
-                onClick={() => setEditingTeacher(teacher.id) || setFormData(teacher)}
+                onClick={() => handleEditTeacher(teacher)}
                 className="text-blue-500 hover:text-blue-700"
               >
                 <Edit3 className="w-5 h-5" />