diff --git a/doc/src/index.rst b/doc/src/index.rst
index f06582d9..5a4c42cb 100644
--- a/doc/src/index.rst
+++ b/doc/src/index.rst
@@ -4,12 +4,13 @@ Psycopg -- PostgreSQL database adapter for Python
 
 .. sectionauthor:: Daniele Varrazzo <daniele.varrazzo@gmail.com>
 
-Psycopg_ is a PostgreSQL_ database adapter for the Python_ programming
-language.  Its main features are that it supports the full Python |DBAPI|_
-and it is thread safe (threads can share the connections). It was designed for
-heavily multi-threaded applications that create and destroy lots of cursors and
-make a large number of concurrent :sql:`INSERT`\ s or :sql:`UPDATE`\ s.
-The Psycopg distribution includes ZPsycopgDA, a Zope_ Database Adapter.
+Psycopg_ is the most popular PostgreSQL_ database adapter for the Python_
+programming language.  Its main features are the complete implementation of
+the Python |DBAPI|_ specification and the thread safety (several threads can
+share the same connection). It was designed for heavily multi-threaded
+applications that create and destroy lots of cursors and make a large number
+of concurrent :sql:`INSERT`\s or :sql:`UPDATE`\s.  The Psycopg distribution
+includes ZPsycopgDA, a Zope_ Database Adapter.
 
 Psycopg 2 is mostly implemented in C as a libpq_ wrapper, resulting in being
 both efficient and secure. It features client-side and :ref:`server-side
@@ -18,12 +19,13 @@ both efficient and secure. It features client-side and :ref:`server-side
 support, and a flexible :ref:`objects adaptation system
 <python-types-adaptation>`. Many basic Python types are supported
 out-of-the-box and mapped to matching PostgreSQL data types, such as strings
-(both bytes and Unicode), numbers (ints, longs, floats, decimals), booleans and
-datetime objects (both built-in and `mx.DateTime`_), several types of
-:ref:`binary objects <adapt-binary>`. Also available are mappings between lists
-and PostgreSQL arrays of any supported type, between :ref:`dictionaries and
-PostgreSQL hstores <adapt-hstore>`, and between :ref:`tuples/namedtuples and
-PostgreSQL composite types <adapt-composite>`.
+(both byte strings and Unicode), numbers (ints, longs, floats, decimals),
+booleans and date/time objects (both built-in and `mx.DateTime`_), several
+types of :ref:`binary objects <adapt-binary>`. Also available are mappings
+between lists and PostgreSQL arrays of any supported type, between
+:ref:`dictionaries and PostgreSQL hstore <adapt-hstore>`, between
+:ref:`tuples/namedtuples and PostgreSQL composite types <adapt-composite>`,
+and between Python objects and :ref:`JSON <adapt-json>`.
 
 Psycopg 2 is both Unicode and Python 3 friendly.