diff --git a/IPython/nbconvert/exporters/tests/cheese.py b/IPython/nbconvert/exporters/tests/cheese.py
index cb801d0..beddc7d 100644
--- a/IPython/nbconvert/exporters/tests/cheese.py
+++ b/IPython/nbconvert/exporters/tests/cheese.py
@@ -32,7 +32,7 @@ class CheeseTransformer(Transformer):
         super(CheeseTransformer, self).__init__(**kw)
 
 
-    def call(self, nb, resources):
+    def transform(self, nb, resources):
         """
         Sphinx transformation to apply on each notebook.
         
diff --git a/IPython/nbconvert/post_processors/base.py b/IPython/nbconvert/post_processors/base.py
index 4f709b3..3c720b3 100644
--- a/IPython/nbconvert/post_processors/base.py
+++ b/IPython/nbconvert/post_processors/base.py
@@ -23,13 +23,13 @@ class PostProcessorBase(NbConvertBase):
 
     def __call__(self, input):
         """
-        See def call() ...
+        See def postprocess() ...
         """
-        self.call(input)
+        self.postprocess(input)
 
 
-    def call(self, input):
+    def postprocess(self, input):
         """
         Post-process output from a writer.
         """
-        raise NotImplementedError('call')
+        raise NotImplementedError('postprocess')
diff --git a/IPython/nbconvert/post_processors/pdf.py b/IPython/nbconvert/post_processors/pdf.py
index 268aa4d..53062f3 100644
--- a/IPython/nbconvert/post_processors/pdf.py
+++ b/IPython/nbconvert/post_processors/pdf.py
@@ -37,7 +37,7 @@ class PDFPostProcessor(PostProcessorBase):
         Whether or not to display the output of the compile call.
         """)
 
-    def call(self, input):
+    def postprocess(self, input):
             """
             Consume and write Jinja output a PDF.  
             See files.py for more...
diff --git a/IPython/nbconvert/post_processors/serve.py b/IPython/nbconvert/post_processors/serve.py
index 6d9b5fb..828f5f3 100644
--- a/IPython/nbconvert/post_processors/serve.py
+++ b/IPython/nbconvert/post_processors/serve.py
@@ -34,7 +34,7 @@ class ServePostProcessor(PostProcessorBase):
                            help="""Set to False to deactivate
                            the opening of the browser""")
 
-    def call(self, input):
+    def postprocess(self, input):
         """
         Simple implementation to serve the build directory.
         """
diff --git a/IPython/nbconvert/transformers/base.py b/IPython/nbconvert/transformers/base.py
index b0f9155..d38df62 100755
--- a/IPython/nbconvert/transformers/base.py
+++ b/IPython/nbconvert/transformers/base.py
@@ -33,7 +33,7 @@ class Transformer(NbConvertBase):
     using c.SubClassName.atribute=value
 
     you can overwrite :meth:`transform_cell` to apply a transformation independently on each cell
-    or :meth:`call` if you prefer your own logic. See corresponding docstring for informations.
+    or :meth:`transform` if you prefer your own logic. See corresponding docstring for informations.
 
     Disabled by default and can be enabled via the config by
         'c.YourTransformerName.enabled = True'
@@ -58,12 +58,12 @@ class Transformer(NbConvertBase):
        
     def __call__(self, nb, resources):
         if self.enabled:
-            return self.call(nb,resources)
+            return self.transform(nb,resources)
         else:
             return nb, resources
 
 
-    def call(self, nb, resources):
+    def transform(self, nb, resources):
         """
         Transformation to apply on each notebook.
         
diff --git a/IPython/nbconvert/transformers/csshtmlheader.py b/IPython/nbconvert/transformers/csshtmlheader.py
index 7f33fa9..f7762a2 100755
--- a/IPython/nbconvert/transformers/csshtmlheader.py
+++ b/IPython/nbconvert/transformers/csshtmlheader.py
@@ -56,7 +56,7 @@ class CSSHTMLHeaderTransformer(Transformer):
             self._regen_header()
 
 
-    def call(self, nb, resources):
+    def transform(self, nb, resources):
         """Fetch and add CSS to the resource dictionary
 
         Fetch CSS from IPython and Pygments to add at the beginning
diff --git a/IPython/nbconvert/transformers/revealhelp.py b/IPython/nbconvert/transformers/revealhelp.py
index e49dbdc..a07c64f 100755
--- a/IPython/nbconvert/transformers/revealhelp.py
+++ b/IPython/nbconvert/transformers/revealhelp.py
@@ -34,7 +34,7 @@ class RevealHelpTransformer(Transformer):
                          help="""If you want to use the speaker notes 
                          set this to True.""")
 
-    def call(self, nb, resources):
+    def transform(self, nb, resources):
         """
         Called once to 'transform' contents of the notebook.
 
diff --git a/IPython/nbconvert/transformers/sphinx.py b/IPython/nbconvert/transformers/sphinx.py
index 12f02d2..8badb80 100755
--- a/IPython/nbconvert/transformers/sphinx.py
+++ b/IPython/nbconvert/transformers/sphinx.py
@@ -109,7 +109,7 @@ class SphinxTransformer(Transformer):
     overridetitle = Unicode("", config=True, help="")
 
     
-    def call(self, nb, resources):
+    def transform(self, nb, resources):
         """
         Sphinx transformation to apply on each notebook.
         
diff --git a/docs/source/whatsnew/development.rst b/docs/source/whatsnew/development.rst
index cf00639..c919fbb 100644
--- a/docs/source/whatsnew/development.rst
+++ b/docs/source/whatsnew/development.rst
@@ -10,3 +10,7 @@ Backwards incompatible changes
 
 * Python 2.6 and 3.2 are no longer supported: the minimum required
   Python versions are now 2.7 and 3.3.
+* The `call` methods for nbconvert transformers has been renamed to
+  `transform`.
+* The `call` methods of nbconvert post-processsors have been renamed to
+  `postprocess`.