diff --git a/main.py b/main.py
index bbc4e2e9..49b6e158 100644
--- a/main.py
+++ b/main.py
@@ -4,6 +4,10 @@ from os.path import exists
 from ariadne import load_schema_from_path, make_executable_schema
 from ariadne.asgi import GraphQL
 from starlette.applications import Starlette
+from starlette.endpoints import HTTPEndpoint
+from starlette.responses import JSONResponse
+
+from resolvers.author import create_author
 from services.rediscache import redis
 from services.schema import resolvers
 from settings import DEV_SERVER_PID_FILE_NAME, SENTRY_DSN, MODE
@@ -35,5 +39,17 @@ async def shutdown():
     await redis.disconnect()
 
 
+class WebhookEndpoint(HTTPEndpoint):
+    async def post(self, request):
+        try:
+            data = await request.json()
+            if data:
+                await create_author(data)
+            return JSONResponse({"status": "success"})
+        except Exception as e:
+            return JSONResponse({"status": "error", "message": str(e)}, status_code=500)
+
+
 app = Starlette(debug=True, on_startup=[start_up], on_shutdown=[shutdown])
 app.mount("/", GraphQL(schema, debug=True))
+app.mount("/new-author", WebhookEndpoint)
diff --git a/resolvers/author.py b/resolvers/author.py
index 54f68261..10db8039 100644
--- a/resolvers/author.py
+++ b/resolvers/author.py
@@ -218,11 +218,12 @@ async def rate_author(_, info, rated_slug, value):
     user_id = info.context["user_id"]
 
     with local_session() as session:
-        rater = session.query(Author).filter(Author.slug == rated_slug).first()
-        if rater:
+        rated_author = session.query(Author).filter(Author.slug == rated_slug).first()
+        rater = session.query(Author).filter(Author.slug == user_id).first()
+        if rater and rated_author:
             rating = (
                 session.query(AuthorRating)
-                .filter(and_(AuthorRating.rater == rater.id, AuthorRating.user == rated_user_id))
+                .filter(and_(AuthorRating.rater == rater.id, AuthorRating.author == rated_author.id))
                 .first()
             )
             if rating:
@@ -232,9 +233,17 @@ async def rate_author(_, info, rated_slug, value):
                 return {}
             else:
                 try:
-                    rating = AuthorRating(rater=rater.id, user=rated_user_id, value=value)
+                    rating = AuthorRating(rater=rater.id, author=rated_author.id, value=value)
                     session.add(rating)
                     session.commit()
                 except Exception as err:
                     return {"error": err}
     return {}
+
+
+async def create_author(data):
+    with local_session() as session:
+        # TODO: check Authorization header
+        new_author = Author(**data)
+        session.add(new_author)
+        session.commit()