diff --git a/src/components/controls/User.stories.tsx b/src/components/controls/User.stories.tsx
index 7e64d04..2bff14d 100644
--- a/src/components/controls/User.stories.tsx
+++ b/src/components/controls/User.stories.tsx
@@ -7,6 +7,13 @@ const meta: Meta<typeof User> = {
   title: "Components/Controls/User",
   component: User,
   tags: ["autodocs"],
+  parameters: {
+    docs: {
+      description: {
+        component: "A control to login/logout with, and to show user info.",
+      },
+    },
+  },
 };
 
 export default meta;
@@ -14,14 +21,35 @@ type Story = StoryObj<typeof meta>;
 
 export const LoggedOut: Story = {
   args: { user: null },
+  parameters: {
+    docs: {
+      description: {
+        story: "Default display when not yet logged in.",
+      },
+    },
+  },
 };
 
 export const LoggedIn: Story = {
   args: { user: { name: "Name Surname", fedid: "FedID" }, onLogout: () => {} },
+  parameters: {
+    docs: {
+      description: {
+        story: "Default display when logged in.",
+      },
+    },
+  },
 };
 
-export const LoggedInNoName: Story = {
-  args: { user: { fedid: "FedID" }, onLogout: () => {} },
+export const LoggedInNoFedId: Story = {
+  args: { user: { name: "User's Name" }, onLogout: () => {} },
+  parameters: {
+    docs: {
+      description: {
+        story: "Logged in, but no Fed ID.",
+      },
+    },
+  },
 };
 
 export const LoggedInLongName: Story = {
@@ -29,6 +57,13 @@ export const LoggedInLongName: Story = {
     user: { name: "Jonathan Edwards Longname", fedid: "abc12345" },
     onLogout: () => {},
   },
+  parameters: {
+    docs: {
+      description: {
+        story: "Logged in with a long name.",
+      },
+    },
+  },
 };
 
 export const LoggedInChangeColour: Story = {
@@ -37,14 +72,28 @@ export const LoggedInChangeColour: Story = {
     user: { name: "Name Surname", fedid: "abc12345" },
     onLogout: () => {},
   },
+  parameters: {
+    docs: {
+      description: {
+        story: "You can change the colour used to display it.",
+      },
+    },
+  },
 };
 
 export const LoggedInReplaceAvatar: Story = {
   args: {
     user: { name: "Name Surname", fedid: "abc12345" },
-    avatar: <Avatar sx={{ bgcolor: "red" }}>JL</Avatar>,
+    avatar: <Avatar sx={{ bgcolor: "red" }}>SRU</Avatar>,
     onLogout: () => {},
   },
+  parameters: {
+    docs: {
+      description: {
+        story: "You can change the avatar image. Perhaps use a photo.",
+      },
+    },
+  },
 };
 
 export const AdditionalMenuItems: Story = {
@@ -63,4 +112,44 @@ export const AdditionalMenuItems: Story = {
     ],
     onLogout: () => {},
   },
+  parameters: {
+    docs: {
+      description: {
+        story: "You can add additional menu items.",
+      },
+    },
+  },
+};
+
+export const UsingAuth: Story = {
+  args: {
+    auth: {
+      authenticated: false,
+      initialised: false,
+      getProfileUrl: () => "",
+      getToken: () => "",
+      login() {},
+      logout() {},
+      _keycloak: null,
+      user: {
+        name: "User Name ",
+        givenName: "",
+        familyName: "",
+        fedId: "",
+        email: "",
+      },
+    },
+  },
+  parameters: {
+    docs: {
+      description: {
+        story:
+          "If you are using SciReactUI's auth mechanism, you can simply pass the useAuth counterpart in." +
+          "<br/><br/>" +
+          "<pre>const auth = useAuth();</pre>" +
+          "<br/>" +
+          "<pre>&lt;User auth={auth}/&gt;</pre>",
+      },
+    },
+  },
 };
diff --git a/src/components/controls/User.test.tsx b/src/components/controls/User.test.tsx
index 67cd46d..4188bec 100644
--- a/src/components/controls/User.test.tsx
+++ b/src/components/controls/User.test.tsx
@@ -1,16 +1,19 @@
 import { fireEvent, screen } from "@testing-library/react";
 import { Avatar, MenuItem } from "@mui/material";
-import { User } from "./User";
 import { renderWithProviders } from "../../__test-utils__/helpers";
+import { Auth } from "../systems/auth";
+
+import { User } from "./User";
 
 describe("User", () => {
   it("should render", () => {
     renderWithProviders(
-      <User onLogin={() => {}} onLogout={() => {}} user={null} />,
+      <User onLogin={() => 0} onLogout={() => 0} user={null} />,
     );
-    renderWithProviders(<User onLogout={() => {}} user={null} />);
-    renderWithProviders(<User onLogin={() => {}} user={null} />);
+    renderWithProviders(<User onLogout={() => 0} user={null} />);
+    renderWithProviders(<User onLogin={() => 0} user={null} />);
     renderWithProviders(<User user={null} />);
+    renderWithProviders(<User />);
   });
 
   it("should display login button when not authenticated", () => {
@@ -127,3 +130,69 @@ describe("User", () => {
     expect(screen.getByText("Logout")).toBeInTheDocument();
   });
 });
+
+describe("User with Auth", () => {
+  const authDummy: Auth = {
+    authenticated: false,
+    initialised: false,
+    getProfileUrl: () => "",
+    getToken: () => "",
+    login() {},
+    logout() {},
+    _keycloak: null,
+  };
+  const authDummyUser = {
+    name: "",
+    givenName: "",
+    familyName: "",
+    fedId: "",
+    email: "",
+  };
+
+  it("should render", () => {
+    renderWithProviders(<User auth={authDummy} />);
+  });
+
+  it("should use auth name when passed in", () => {
+    const auth: Auth = {
+      ...authDummy,
+      user: {
+        ...authDummyUser,
+        name: "test name",
+      },
+    };
+    const { queryByText } = renderWithProviders(<User auth={auth} />);
+    // @ts-expect-error It is not null, it will never be null.
+    expect(queryByText(auth.user.name)).toBeInTheDocument();
+  });
+
+  it("should fire auth login callback when button is clicked", () => {
+    const loginCallback = vi.fn();
+    const auth = {
+      ...authDummy,
+      login: loginCallback,
+    };
+    const { getByText } = renderWithProviders(<User auth={auth} />);
+
+    const loginButton = getByText("Login");
+    fireEvent.click(loginButton);
+
+    expect(loginCallback).toHaveBeenCalledTimes(1);
+  });
+
+  it("should display additional menu item when auth", () => {
+    const auth: Auth = {
+      ...authDummy,
+      user: {
+        ...authDummyUser,
+        name: "test name",
+      },
+    };
+    const { getByRole } = renderWithProviders(<User auth={auth} />);
+
+    const userMenu = getByRole("button");
+    fireEvent.click(userMenu);
+
+    expect(screen.getByText("Profile")).toBeInTheDocument();
+  });
+});
diff --git a/src/components/controls/User.tsx b/src/components/controls/User.tsx
index 77cd4cd..75b27e4 100644
--- a/src/components/controls/User.tsx
+++ b/src/components/controls/User.tsx
@@ -10,23 +10,24 @@ import {
   Typography,
   useTheme,
 } from "@mui/material";
-
 import { ReactElement, ReactNode, useState } from "react";
-
 import { MdLogin } from "react-icons/md";
 
+import { Auth } from "../systems/auth";
+
 interface AuthState {
-  fedid: string;
+  fedid?: string;
   name?: string;
 }
 
 interface UserProps {
-  user: AuthState | null;
+  user?: AuthState | null;
   onLogin?: () => void;
   onLogout?: () => void;
   avatar?: ReactNode;
   colour?: string;
   menuItems?: ReactElement<typeof MenuItem> | ReactElement<typeof MenuItem>[];
+  auth?: Auth;
 }
 
 const User = ({
@@ -36,6 +37,7 @@ const User = ({
   avatar,
   colour,
   menuItems,
+  auth,
 }: UserProps) => {
   const [anchorEl, setAnchorEl] = useState<null | HTMLElement>(null);
   const open = Boolean(anchorEl);
@@ -48,15 +50,21 @@ const User = ({
   };
 
   const handleLogin = () => {
+    if (auth) auth.login();
     if (onLogin) onLogin();
   };
   const handleLogout = () => {
     handleClose();
+    if (auth) auth.logout();
     if (onLogout) onLogout();
   };
 
   const theme = useTheme();
 
+  if (!user && auth && auth.user) {
+    user = { name: auth.user.name };
+  }
+
   return (
     <>
       <Box flexGrow={1} />
@@ -117,7 +125,8 @@ const User = ({
               </Box>
             </Stack>
           </Button>
-          {(onLogout || menuItems) && (
+
+          {(onLogout || menuItems || auth) && (
             <Menu
               id="menu-list"
               anchorEl={anchorEl}
@@ -125,6 +134,16 @@ const User = ({
               onClose={handleClose}
             >
               {menuItems}
+              {auth && (
+                <MenuItem>
+                  <Link
+                    href={auth.getProfileUrl()}
+                    sx={{ textDecoration: "none" }}
+                  >
+                    Profile
+                  </Link>
+                </MenuItem>
+              )}
               <MenuItem onClick={handleLogout} aria-label="Logout">
                 <Link sx={{ textDecoration: "none" }}>Logout</Link>
               </MenuItem>
diff --git a/src/storybook/helpers/Auth.mdx b/src/storybook/helpers/Auth.mdx
index 1302705..7870e11 100644
--- a/src/storybook/helpers/Auth.mdx
+++ b/src/storybook/helpers/Auth.mdx
@@ -52,13 +52,9 @@ import {useAuth} from "../../components/systems/auth";
                 return <User onLogin={auth.login}/>
             }
 
+            // Return page content for authenticated users
             return (<>
-                <User onLogout={auth.logout}
-                    user={{
-                        name: auth.user.name,
-                        fedid: auth.user.fedId
-                    }}
-                />
+                <User auth={auth}/>
                 <Box>I'm authenticating</Box>
             </>)
         }