diff --git a/gfun/generalizedFunnelling.py b/gfun/generalizedFunnelling.py
index c4746cd..3d668e7 100644
--- a/gfun/generalizedFunnelling.py
+++ b/gfun/generalizedFunnelling.py
@@ -317,7 +317,7 @@ class GeneralizedFunnelling:
 
         for vgf in self.first_tier_learners:
             vgf_config = vgf.get_config()
-            c.update(vgf_config)
+            c.update({vgf_config["name"]: vgf_config})
 
         gfun_config = {
             "id": self._model_id,
diff --git a/gfun/vgfs/textualTransformerGen.py b/gfun/vgfs/textualTransformerGen.py
index 78eb852..5ed9d16 100644
--- a/gfun/vgfs/textualTransformerGen.py
+++ b/gfun/vgfs/textualTransformerGen.py
@@ -45,11 +45,12 @@ class MT5ForSequenceClassification(nn.Module):
 
     def save_pretrained(self, checkpoint_dir):
         torch.save(self.state_dict(), checkpoint_dir + ".pt")
-        return
+        return self
 
     def from_pretrained(self, checkpoint_dir):
         checkpoint_dir += ".pt"
-        return self.load_state_dict(torch.load(checkpoint_dir))
+        self.load_state_dict(torch.load(checkpoint_dir))
+        return self
 
 
 class TextualTransformerGen(ViewGen, TransformerGen):
@@ -183,7 +184,7 @@ class TextualTransformerGen(ViewGen, TransformerGen):
             checkpoint_path=os.path.join(
                 "models",
                 "vgfs",
-                "transformer",
+                "trained_transformer",
                 self._format_model_name(self.model_name),
             ),
             vgf_name="textual_trf",
@@ -277,4 +278,4 @@ class TextualTransformerGen(ViewGen, TransformerGen):
 
     def get_config(self):
         c = super().get_config()
-        return {"textual_trf": c}
+        return {"name": "textual-trasnformer VGF", "textual_trf": c}
diff --git a/gfun/vgfs/vanillaFun.py b/gfun/vgfs/vanillaFun.py
index d8cb334..f4f25b4 100644
--- a/gfun/vgfs/vanillaFun.py
+++ b/gfun/vgfs/vanillaFun.py
@@ -65,3 +65,6 @@ class VanillaFunGen(ViewGen):
         with open(_path, "wb") as f:
             pickle.dump(self, f)
         return self
+
+    def get_config(self):
+        return {"name": "Vanilla Funnelling VGF"}
diff --git a/gfun/vgfs/visualTransformerGen.py b/gfun/vgfs/visualTransformerGen.py
index fa02886..84514e4 100644
--- a/gfun/vgfs/visualTransformerGen.py
+++ b/gfun/vgfs/visualTransformerGen.py
@@ -186,4 +186,4 @@ class VisualTransformerGen(ViewGen, TransformerGen):
         return self
 
     def get_config(self):
-        return {"visual_trf": super().get_config()}
+        return {"name": "visual-transformer VGF", "visual_trf": super().get_config()}