diff --git a/bin/git-as b/bin/git-as
new file mode 100755
index 0000000..bdd9a08
--- /dev/null
+++ b/bin/git-as
@@ -0,0 +1,9 @@
+#!/bin/sh
+user=$1
+shift 1
+export GIT_AUTHOR_NAME="$(git config user.$user.name)"
+export GIT_AUTHOR_EMAIL="$(git config user.$user.email)"
+export GIT_COMMITTER_NAME="$(git config user.$user.name)"
+export GIT_COMMITTER_EMAIL="$(git config user.$user.email)"
+echo "Running as $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL>"
+git "$@"