diff --git a/VERSION b/VERSION
index 965065d..87b8891 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.9.3
+0.9.4-SNAPSHOT
diff --git a/src/clj/com/rpl/specter.cljx b/src/clj/com/rpl/specter.cljx
index d1b403e..12bb528 100644
--- a/src/clj/com/rpl/specter.cljx
+++ b/src/clj/com/rpl/specter.cljx
@@ -270,6 +270,13 @@
     (next-fn (afn structure))
     ))
 
+(defpath biview [afn bfn]
+  (select* [this structure next-fn]
+    (next-fn (afn structure)))
+  (transform* [this structure next-fn]
+    (bfn (next-fn (afn structure)))
+    ))
+
 (defn selected?
   "Filters the current value based on whether a selector finds anything.
   e.g. (selected? :vals ALL even?) keeps the current element only if an