diff --git a/examples/storm/storm.ipynb b/examples/storm/storm.ipynb
index b40d6ff2b..f329bfd12 100644
--- a/examples/storm/storm.ipynb
+++ b/examples/storm/storm.ipynb
@@ -313,7 +313,7 @@
     "        description=\"Primary affiliation of the editor.\",\n",
     "    )\n",
     "    name: str = Field(\n",
-    "        description=\"Name of the editor.\",\n",
+    "        description=\"Name of the editor.\", pattern=r\"^[a-zA-Z0-9_-]{1,64}$\"\n",
     "    )\n",
     "    role: str = Field(\n",
     "        description=\"Role of the editor in the context of the topic.\",\n",
@@ -730,7 +730,7 @@
     "async def gen_answer(\n",
     "    state: InterviewState,\n",
     "    config: Optional[RunnableConfig] = None,\n",
-    "    name: str = \"Subject Matter Expert\",\n",
+    "    name: str = \"Subject_Matter_Expert\",\n",
     "    max_str_len: int = 15000,\n",
     "):\n",
     "    swapped_state = swap_roles(state, name)  # Convert all other AI messages\n",
@@ -803,7 +803,7 @@
     "max_num_turns = 5\n",
     "\n",
     "\n",
-    "def route_messages(state: InterviewState, name: str = \"Subject Matter Expert\"):\n",
+    "def route_messages(state: InterviewState, name: str = \"Subject_Matter_Expert\"):\n",
     "    messages = state[\"messages\"]\n",
     "    num_responses = len(\n",
     "        [m for m in messages if isinstance(m, AIMessage) and m.name == name]\n",
@@ -886,7 +886,7 @@
     "    \"messages\": [\n",
     "        AIMessage(\n",
     "            content=f\"So you said you were writing an article on {example_topic}?\",\n",
-    "            name=\"Subject Matter Expert\",\n",
+    "            name=\"Subject_Matter_Expert\",\n",
     "        )\n",
     "    ],\n",
     "}\n",
@@ -1395,7 +1395,7 @@
     "            \"messages\": [\n",
     "                AIMessage(\n",
     "                    content=f\"So you said you were writing an article on {topic}?\",\n",
-    "                    name=\"Subject Matter Expert\",\n",
+    "                    name=\"Subject_Matter_Expert\",\n",
     "                )\n",
     "            ],\n",
     "        }\n",