diff --git a/dhp-workflows/dhp-doiboost/src/main/java/eu/dnetlib/doiboost/AuthorAssoc.java b/dhp-workflows/dhp-doiboost/src/main/java/eu/dnetlib/doiboost/AuthorAssoc.java
new file mode 100644
index 000000000..807567fba
--- /dev/null
+++ b/dhp-workflows/dhp-doiboost/src/main/java/eu/dnetlib/doiboost/AuthorAssoc.java
@@ -0,0 +1,47 @@
+package eu.dnetlib.doiboost;
+
+import eu.dnetlib.dhp.schema.oaf.Author;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+
+public class AuthorAssoc implements Serializable {
+    private Double score ;
+    private List<Author> to_be_enriched;
+    private Author with_enricheing_content;
+
+    public Double getScore() {
+        return score;
+    }
+
+    public void setScore(Double score) {
+        this.score = score;
+    }
+
+    public List<Author> getTo_be_enriched() {
+        return to_be_enriched;
+    }
+
+    public void setTo_be_enriched(List<Author> to_be_enriched) {
+        this.to_be_enriched = to_be_enriched;
+    }
+
+    public Author getWith_enricheing_content() {
+        return with_enricheing_content;
+    }
+
+    public void setWith_enricheing_content(Author with_enricheing_content) {
+        this.with_enricheing_content = with_enricheing_content;
+    }
+
+    public static AuthorAssoc newInstance(Author a){
+        AuthorAssoc ret = new AuthorAssoc();
+        ret.score = 0.0;
+        ret.to_be_enriched = new ArrayList<>();
+        ret.with_enricheing_content = a;
+
+        return ret;
+
+    }
+}