Dru Kepple
Dru Kepple works at Summit Projects as an ActionScripter, and teaches Flash at the Art Institute of Portland. He writes about Flash-ish things at the Summit Projects Flash Blog. He's always thinking about ActionScript. He's thinking about it right now, in fact.
Tutorials

AS3 101: Variables - Basix

Create an Organic Dissolve With Perlin Noise

AS3 101: OOP - Introducing Design Patterns

AS3 101: OOP - Introduction to Interfaces

Everything You Could Possibly Want to Know About Import Statements*

AS3 101: OOP – Additional Concepts

AS3 101: Quick Tip – When to Use Static Properties and Methods

AS3 101: OOP Inheritance, Setters & Getters – Basix

AS3 101: Quick Tip – Use Access Modifiers Effectively

AS3 101: XML – Basix

AS3 101: The Display List – Basix

AS3 101: Loops - Basix