diff --git a/doc/index.rst b/doc/index.rst
index db66dd7..4963221 100644
--- a/doc/index.rst
+++ b/doc/index.rst
@@ -6,11 +6,22 @@
 Welcome to Python-RSA's documentation!
 ======================================
 
+Python-RSA is a pure-Python RSA implementation. It supports
+encryption and decryption, signing and verifying signatures, and key
+generation according to PKCS#1 version 1.5.
+
 Contents:
 
 .. toctree::
    :maxdepth: 2
 
+   intro
+   installation
+   license
+   usage
+   compatibility
+
+
 Indices and tables
 ==================