diff --git a/Notes/Contents.md b/Notes/Contents.md
index 7b4f74c..5b2d3f8 100644
--- a/Notes/Contents.md
+++ b/Notes/Contents.md
@@ -1,75 +1,31 @@
 # Practical Python Programming
 
-## [1. Introduction to Python](01_Introduction/00_Overview)
+## Table of Contents
 
-* [1.1 Introducing Python](01_Introduction/01_Python)
-* [1.2 A First Program](01_Introduction/02_Hello_world)
-* [1.3 Numbers](01_Introduction/03_Numbers)
-* [1.4 Strings](01_Introduction/04_Strings)
-* [1.5 Lists](01_Introduction/05_Lists)
-* [1.6 Files](01_Introduction/06_Files)
-* [1.7 Functions](01_Introduction/07_Functions)
+* [1. Introduction to Python](01_Introduction/00_Overview)
+* [2. Working with Data](02_Working_with_data/00_Overview)
+* [3. Program Organization](03_Program_organization/00_Overview)
+* [4. Classes and Objects](04_Classes_objects/00_Overview)
+* [5. The Inner Workings of Python Objects](05_Object_model/00_Overview)
+* [6. Generators](06_Generators/00_Overview)
+* [7. A Few Advanced Topics](07_Advanced_Topics/00_Overview)
+* [8. Testing, Logging, and Debugging](08_Testing_debugging/00_Overview)
+* [9. Packages](09_Packages/00_Overview)
 
-## [2. Working with Data](02_Working_with_data/00_Overview)
-
-* [2.1 Datatypes and Data Structures](02_Working_with_data/01_Datatypes)
-* [2.2 Containers](02_Working_with_data/02_Containers)
-* [2.3 Formatted Output](02_Working_with_data/03_Formatting)
-* [2.4 Sequences](02_Working_with_data/04_Sequences)
-* [2.5 Collections module](02_Working_with_data/05_Collections)
-* [2.6 List comprehensions](02_Working_with_data/06_List_comprehension)
-* [2.7 Object model](02_Working_with_data/07_Objects)
-
-## [3. Program Organization](03_Program_organization/00_Overview)
-
-* [3.1 Functions and Script Writing](03_Program_organization/01_Script)
-* [3.2 More Detail on Functions](03_Program_organization/02_More_functions)
-* [3.3 Exception Handling](03_Program_organization/03_Error_checking)
-* [3.4 Modules](03_Program_organization/04_Modules)
-* [3.5 Main module](03_Program_organization/05_Main_module)
-* [3.6 Design Discussion about Embracing Flexibilty](03_Program_organization/06_Design_discussion)
-
-## [4. Classes and Objects](04_Classes_objects/00_Overview)
-
-* [4.1 Introducing Classes](04_Classes_objects/01_Class)
-* [4.2 Inheritance](04_Classes_objects/02_Inheritance)
-* [4.3 Special Methods](04_Classes_objects/03_Special_methods)
-* [4.4 Defining new Exception](04_Classes_objects/04_Defining_exceptions)
-
-## [5. The Inner Workings of Python Objects](05_Object_model/00_Overview)
-
-* [5.1 Dictionaries Revisited (Object Implementation)](05_Object_model/01_Dicts_revisited)
-* [5.2 Encapsulation Techniques](05_Object_model/02_Classes_encapsulation)
-
-## [6. Generators](06_Generators/00_Overview)
-
-* [6.1 Iteration Protocol](06_Generators/01_Iteration_protocol)
-* [6.2 Customizing Iteration with Generators](06_Generators/02_Customizing_iteration)
-* [6.3 Producer/Consumer Problems and Workflows](06_Generators/03_Producers_consumers)
-* [6.4 Generator Expressions](06_Generators/04_More_generators)
-
-## [7. A Few Advanced Topics](07_Advanced_Topics/00_Overview)
-
-* [7.1 Variable argument functions](07_Advanced_Topics/01_Variable_arguments)
-* [7.2 Anonymous functions and lambda](07_Advanced_Topics/02_Anonymous_function)
-* [7.3 Returning function and closures](07_Advanced_Topics/03_Retuning_functions)
-* [7.4 Function decorators](07_Advanced_Topics/04_Function_decorators)
-* [7.5 Static and class methods](07_Advanced_Topics/05_Decorated_methods)
-
-## [8. Testing, Logging, and Debugging](08_Testing_debugging/00_Overview)
-
-* [8.1 Testing](08_Testing_debugging/01_Testing)
-* [8.2 Logging, error handling and diagnostics](08_Testing_debugging/02_Logging)
-* [8.3 Debugging](08_Testing_debugging/03_Debugging)
-
-## [9. Packages](09_Packages/00_Overview)
-
-* [9.1 Packages](09_Packages/01_Packages)
-* [9.2 Third Party Modules](09_Packages/02_Third_party)
-* [9.3 Giving your code to others](09_Packages/03_Distribution)
+## Acknowledgements
 
+Llorenç Muntaner was instrumental in converting the course content from
+Apple Keynote to the online structure that you see here.
 
+Various instructors have presented this course at one time or another
+over the last decade. This includes (in alphabetical order): Ned
+Batchelder, Juan Pablo Claude, Mark Fenner, Michael Foord, Matt
+Harrison, Raymond Hettinger, Daniel Klein, Travis Oliphant, James
+Powell, Michael Selik, Hugo Shi, Ian Stokes-Rees, Yarko Tymciurak,
+Bryan Van de ven, Peter Wang, and Mark Wiebe.
 
+I'd also like to thank the thousands of students who took this
+course and contributed to its success with their feedback and discussion.