diff --git a/api/graphql/schema/index.ts b/api/graphql/schema/index.ts
index 03d2a8d..1b936a2 100644
--- a/api/graphql/schema/index.ts
+++ b/api/graphql/schema/index.ts
@@ -9,17 +9,25 @@ import {
   resolvers as searchResultResolvers,
 } from "./types/searchResult";
 import { typeDefs as suggestStringTypeDefs } from "./types/suggestString";
+import { typeDefs as userTypeDefs } from "./types/user";
 
 const typeDefs = gql`
   type Query {
     hello: String!
   }
+
+  type Mutation {
+    hello: String!
+  }
 `;
 
 const resolvers = {
   Query: {
     hello: () => "Hello, world!",
   },
+  Mutation: {
+    hello: () => "Hello, world!",
+  },
 };
 
 export const schema = makeExecutableSchema({
@@ -31,6 +39,7 @@ export const schema = makeExecutableSchema({
     documentTypeDefs,
     searchResultTypeDefs,
     suggestStringTypeDefs,
+    userTypeDefs,
   ],
   resolvers: [resolvers, searchResultResolvers],
 });
diff --git a/api/graphql/schema/types/scalars/emailAddress.ts b/api/graphql/schema/types/scalars/emailAddress.ts
new file mode 100644
index 0000000..a742ebb
--- /dev/null
+++ b/api/graphql/schema/types/scalars/emailAddress.ts
@@ -0,0 +1,5 @@
+import gql from "graphql-tag";
+
+export const typeDefs = gql`
+  scalar EmailAddress
+`;
diff --git a/api/graphql/schema/types/scalars/index.ts b/api/graphql/schema/types/scalars/index.ts
index b12480a..60dc927 100644
--- a/api/graphql/schema/types/scalars/index.ts
+++ b/api/graphql/schema/types/scalars/index.ts
@@ -1,3 +1,4 @@
+import { typeDefs as emailAddressTypeDefs } from "./emailAddress";
 import { typeDefs as urlTypeDefs } from "./url";
 
-export const typeDefs = [urlTypeDefs];
+export const typeDefs = [emailAddressTypeDefs, urlTypeDefs];
diff --git a/api/graphql/schema/types/user.ts b/api/graphql/schema/types/user.ts
new file mode 100644
index 0000000..cb17465
--- /dev/null
+++ b/api/graphql/schema/types/user.ts
@@ -0,0 +1,32 @@
+import gql from "graphql-tag";
+
+export const typeDefs = gql`
+  type User implements Node {
+    id: ID!
+    firstName: String!
+    lastName: String!
+    email: EmailAddress!
+  }
+
+  scalar AuthToken
+
+  type LoginResponse {
+    user: User!
+    authToken: AuthToken!
+  }
+
+  input RegisterInput {
+    firstName: String!
+    lastName: String!
+    email: EmailAddress!
+  }
+
+  extend type Mutation {
+    login(email: EmailAddress!): LoginResponse!
+    register(input: RegisterInput!): LoginResponse!
+  }
+
+  extend type Query {
+    me: User!
+  }
+`;