diff --git a/linkedin_v2/__init__.py b/linkedin_v2/__init__.py
index c434301..fb1bba6 100644
--- a/linkedin_v2/__init__.py
+++ b/linkedin_v2/__init__.py
@@ -1,2 +1,2 @@
-__version__ = '0.9.5'
+__version__ = '0.9.6'
 VERSION = tuple(map(int, __version__.split('.')))
diff --git a/linkedin_v2/linkedin.py b/linkedin_v2/linkedin.py
index 90d309c..1b2e1d9 100644
--- a/linkedin_v2/linkedin.py
+++ b/linkedin_v2/linkedin.py
@@ -27,6 +27,7 @@
                    EMAIL_ADDRESS='r_emailaddress',
                    NETWORK='r_network',
                    CONTACT_INFO='r_contactinfo',
+                   MEMBER_SOCIAL='w_member_social',
                    NETWORK_UPDATES='rw_nus',
                    GROUPS='rw_groups',
                    MESSAGES='w_messages')
@@ -85,6 +86,7 @@ class LinkedInAuthentication(object):
     """
     AUTHORIZATION_URL = 'https://www.linkedin.com/uas/oauth2/authorization'
     ACCESS_TOKEN_URL = 'https://www.linkedin.com/uas/oauth2/accessToken'
+    INTROSPECT_TOKEN_URL = 'https://www.linkedin.com/oauth/v2/introspectToken'
 
     def __init__(self, key, secret, redirect_uri=None, permissions=None):
         self.key = key
@@ -167,6 +169,17 @@ def refresh_access_token(self, refresh_token, timeout=TIMEOUT):
         self.token = self._get_token_from_response(response)
         return self.token
 
+    def introspect_token(self, access_token, timeout=TIMEOUT):
+        qd = {
+            INTROSPECT_TOKEN_KEY: access_token,
+            'client_id': self.key,
+            'client_secret': self.secret
+        }
+        response = requests.post(self.INTROSPECT_TOKEN_URL, data=qd, timeout=timeout)
+        raise_for_error(response)
+
+        return response.json()
+
 
 class LinkedInSelector(object):
     @classmethod
diff --git a/linkedin_v2/models.py b/linkedin_v2/models.py
index 266196c..c167926 100644
--- a/linkedin_v2/models.py
+++ b/linkedin_v2/models.py
@@ -5,6 +5,7 @@
 ACCESS_TOKEN_KEY = 'access_token'
 EXPIRES_IN_KEY = 'expires_in'
 REFRESH_TOKEN_KEY = 'refresh_token'
+INTROSPECT_TOKEN_KEY = 'token'
 REFRESH_TOKEN_EXPIRES_IN_KEY = 'refresh_token_expires_in'
 
 AccessToken = collections.namedtuple('AccessToken',
diff --git a/linkedin_v2/utils.py b/linkedin_v2/utils.py
index 2e0d8d1..d6f3ea5 100644
--- a/linkedin_v2/utils.py
+++ b/linkedin_v2/utils.py
@@ -63,9 +63,12 @@ def raise_for_error(response):
                 return
             response = response.json()
             if ('error' in response) or ('errorCode' in response):
-                message = '%s: %s' % (response.get('error', str(error)),
-                                      response.get('message', 'Unknown Error'))
+
+                error_description = response.get('error_description') or response.get('message', 'Unknown Error')
+                error_name = response.get('error')
                 error_code = response.get('status')
+
+                message = '%s: %s' % (error_name, error_description)
                 ex = get_exception_for_error_code(error_code)
                 raise ex(message)
             else: