diff --git a/src/components/header/index.js b/src/components/header/index.js
index b407582..0f89717 100644
--- a/src/components/header/index.js
+++ b/src/components/header/index.js
@@ -60,7 +60,9 @@ const Header = () => {
 
               <div className="post-user-name">
                 <p>{name}</p>
-                <small>{user.specialism}, Cohort 3</small>
+                <small>
+                  {user.specialism}, {user.cohort.title}
+                </small>
               </div>
             </section>
 
diff --git a/src/pages/profile/ProfilePage.jsx b/src/pages/profile/ProfilePage.jsx
index 79fcca6..989cc85 100644
--- a/src/pages/profile/ProfilePage.jsx
+++ b/src/pages/profile/ProfilePage.jsx
@@ -70,7 +70,8 @@ const ProfilePage = () => {
   const toggleEdit = () => {
     if (isEditing) {
       tempCurrentUser.id = pathParamId || user.id;
-      onPatchProfile(tempCurrentUser);
+      const { cohort, ...tempCurrentUserWithoutCohort } = tempCurrentUser;
+      onPatchProfile(tempCurrentUserWithoutCohort);
 
       if (!pathParamId || String(pathParamId) === String(user.id)) {
         const { password, ...userWithoutPassword } = tempCurrentUser;
@@ -118,8 +119,8 @@ const ProfilePage = () => {
               role={tempCurrentUser?.role || ''}
               specialism={tempCurrentUser?.specialism || ''}
               cohort={tempCurrentUser?.cohort || ''}
-              startDate={tempCurrentUser?.startDate || ''}
-              endDate={tempCurrentUser?.endDate || ''}
+              startDate={tempCurrentUser?.cohort.startDate || ''}
+              endDate={tempCurrentUser?.cohort.endDate || ''}
               isEditing={isEditing}
               onChange={handleChange}
             />
diff --git a/src/pages/profile/trainingInfo/index.jsx b/src/pages/profile/trainingInfo/index.jsx
index a7f1545..2d1f9f0 100644
--- a/src/pages/profile/trainingInfo/index.jsx
+++ b/src/pages/profile/trainingInfo/index.jsx
@@ -39,17 +39,17 @@ const ProfileTrainingInfo = ({
             name="specialism"
             value={specialism}
             onChange={(e) => onChange('specialism', e.target.value)}
-            className={getInputClass('specialism', isEditing, user.role)}
-            disabled={!canEditField('specialism', isEditing, user.role)}
+            className={getInputClass('specialism', isEditing, user.specialism)}
+            disabled={!canEditField('specialism', isEditing, user.specialism)}
           />
 
           <TextInput
             label="Cohort"
             name="cohort"
-            value={cohort}
+            value={cohort.title}
             onChange={(e) => onChange('cohort', e.target.value)}
-            className={getInputClass('cohort', isEditing, user.role)}
-            disabled={!canEditField('cohort', isEditing, user.role)}
+            className={getInputClass('cohort', isEditing, user.cohort)}
+            disabled={!canEditField('cohort', isEditing, user.cohort)}
           />
 
           <TextInput
@@ -57,8 +57,8 @@ const ProfileTrainingInfo = ({
             name="startDate"
             value={startDate}
             onChange={(e) => onChange('startDate', e.target.value)}
-            className={getInputClass('startDate', isEditing, user.role)}
-            disabled={!canEditField('startDate', isEditing, user.role)}
+            className={getInputClass('startDate', isEditing, user.startDate)}
+            disabled={!canEditField('startDate', isEditing, user.startDate)}
           />
 
           <TextInput
@@ -66,8 +66,8 @@ const ProfileTrainingInfo = ({
             name="endDate"
             value={endDate}
             onChange={(e) => onChange('endDate', e.target.value)}
-            className={getInputClass('endDate', isEditing, user.role)}
-            disabled={!canEditField('endDate', isEditing, user.role)}
+            className={getInputClass('endDate', isEditing, user.endDate)}
+            disabled={!canEditField('endDate', isEditing, user.endDate)}
           />
         </div>
       </section>
diff --git a/src/pages/search/StudentSearchView.jsx b/src/pages/search/StudentSearchView.jsx
index b23d4b2..29f3654 100644
--- a/src/pages/search/StudentSearchView.jsx
+++ b/src/pages/search/StudentSearchView.jsx
@@ -107,7 +107,7 @@ const StudentSearchView = () => {
                         {u.firstName} {u.lastName}
                       </p>
                       {/* Empty cohorts get a random cohort to ensure nice formatting */}
-                      <p>{u.cohort ? u.cohort : 'Software Developer,  Cohort 69'}</p>
+                      <p>{u.cohort.title ? u.cohort.title : 'Software Developer,  Cohort 69'}</p>
                     </div>
                     <div style={{ cursor: 'pointer' }} onClick={() => navigate(`/profile/${u.id}`)}>
                       Profile
@@ -133,7 +133,7 @@ const StudentSearchView = () => {
                         {u.firstName} {u.lastName}
                       </p>
                       {/* Empty cohorts get a random cohort to ensure nice formatting */}
-                      <p>{u.cohort ? u.cohort : 'Software Developer,  Cohort 69'}</p>
+                      <p>{u.cohort.title ? u.cohort.title : 'Software Developer,  Cohort 69'}</p>
                     </div>
                   </div>
                   <div
diff --git a/test/helpers.ts b/test/helpers.ts
index 8f95cd5..2251ea5 100644
--- a/test/helpers.ts
+++ b/test/helpers.ts
@@ -12,9 +12,12 @@ export interface TestUserData {
   mobile: string;
   role: number;
   specialism: string;
-  cohort: string;
-  startDate: Date;
-  endDate: Date;
+  cohort: {
+    id:number,
+    title:string,
+    startDate: Date,
+    endDate: Date
+  };
   bio: string;
 }
 
@@ -24,8 +27,8 @@ export const getNewTestUser = (overrides: Partial<TestUserData> = {}): TestUserD
   // number of milliseconds in one day
   const ONE_DAY = 24 * 60 * 60 * 1000;
 
-  const startDate = overrides.startDate ?? new Date(saltSeed + 7 * ONE_DAY); // 7 days in the future
-  const endDate = overrides.endDate ?? new Date(saltSeed + 14 * ONE_DAY); // 14 days in the future
+  const startDate = overrides.cohort?.startDate ?? new Date(saltSeed + 7 * ONE_DAY); // 7 days in the future
+  const endDate = overrides.cohort?.endDate ?? new Date(saltSeed + 14 * ONE_DAY); // 14 days in the future
 
   const salt = overrides.username ?? `test-user-${saltSeed}`;
 
@@ -39,9 +42,12 @@ export const getNewTestUser = (overrides: Partial<TestUserData> = {}): TestUserD
     mobile: overrides.mobile ?? '+4712345678',
     role: overrides.role ?? 0,
     specialism: overrides.specialism ?? `Test-developer ${saltSeed}`,
-    cohort: overrides.cohort ?? 'Cohort 1',
-    startDate,
-    endDate,
+    cohort: {
+      id:1,
+      title: 'Cohort 1',
+      startDate: startDate,
+      endDate: endDate
+    },
     bio: overrides.bio ?? `Test-developer bio with salt: ${saltSeed}`
   };
 };