diff --git a/README.rst b/README.rst
index 6b4f244..d485daf 100644
--- a/README.rst
+++ b/README.rst
@@ -105,16 +105,6 @@ Some talks have been given about Effect.
 .. _`Functionalish Programming in Python with Effect`: https://www.youtube.com/watch?v=fM5d_2BS6FY
 .. _`Kiwi PyCon`: https://nzpug.org/
 
-
-Thanks
-======
-
-Thanks to Rackspace for allowing me to work on this project, and having an
-*excellent* `open source employee contribution policy`_
-
-.. _`open source employee contribution policy`: https://www.rackspace.com/blog/rackspaces-policy-on-contributing-to-open-source/
-
-
 Authors
 =======
 
@@ -134,12 +124,6 @@ but now has contributions from the following people:
 .. _`Tom Prince`: https://github.com/tomprince
 
 
-IRC
-===
-
-There is a ``#python-effect`` IRC channel on irc.freenode.net.
-
-
 See Also
 ========
 
diff --git a/effect/_base.py b/effect/_base.py
index 6a4f145..efaef5c 100644
--- a/effect/_base.py
+++ b/effect/_base.py
@@ -163,7 +163,7 @@ def catch(exc_type, callable):
                            lambda exc: "got an error!"))
 
     If any exception other than a ``SpecificException`` is thrown, it will be
-    ignored by this handler and propogate further down the chain of callbacks.
+    ignored by this handler and propagate further down the chain of callbacks.
     """
 
     def catcher(error):
diff --git a/effect/fold.py b/effect/fold.py
index 65aa6ae..ec92e53 100644
--- a/effect/fold.py
+++ b/effect/fold.py
@@ -73,7 +73,7 @@ def sequence(effects):
         fails.
     """
     # Could be: folder = lambda acc, el: acc + [el]
-    # But, for peformance:
+    # But, for performance:
     result = []
 
     def folder(acc, el):
diff --git a/effect/test_base.py b/effect/test_base.py
index 68acc15..3b1d9c4 100644
--- a/effect/test_base.py
+++ b/effect/test_base.py
@@ -107,7 +107,7 @@ def test_performer_raises(self):
 
     def test_success_propagates_effect_exception(self):
         """
-        If an succes callback is specified, but a exception result occurs,
+        If an success callback is specified, but a exception result occurs,
         the exception is passed to the next callback.
         """
         calls = []
@@ -124,7 +124,7 @@ def test_success_propagates_effect_exception(self):
 
     def test_error_propagates_effect_result(self):
         """
-        If an error callback is specified, but a succesful result occurs,
+        If an error callback is specified, but a successful result occurs,
         the success is passed to the next callback.
         """
         calls = []
diff --git a/effect/test_parallel_performers.py b/effect/test_parallel_performers.py
index e40129d..05b2dbf 100644
--- a/effect/test_parallel_performers.py
+++ b/effect/test_parallel_performers.py
@@ -21,7 +21,7 @@ class ParallelPerformerTestsMixin(object):
     def test_empty(self):
         """
         When given an empty list of effects, ``perform_parallel_async`` returns
-        an empty list synchronusly.
+        an empty list synchronously.
         """
         result = sync_perform(self.dispatcher, parallel([]))
         self.assertEqual(result, [])