add author

README.md

@@ -15,6 +15,8 @@ description: >-
 
   Refer to the paper `SEM-F1: an Automatic Way for Semantic Evaluation of
   Multi-Narrative Overlap Summaries at Scale`  for more details. 
+authors:
+- user: nbansal
 ---
 
 # Metric Card for Sem-F1