The Tao of Color Grading started a Colorist Interview Series, complete with discussion outlines and resource links. You'll also find notes on working with DaVinci, Apple Color, Magic Bullet Looks, etc. on the website and extras in the newsletter. So far there are 2 audio interviews, both with authors of books on software tools...

Steve Hullfish interview:

• Part 1: The Skill Set of Professional Colorists
• Part 2: Sharpen Your Axes (or, why learn color grading)
• Check out an AEtuts+ book review on Color Correction for Video by Hullfish and Fowler

Alexis Van Hurkman interview:

• Part 1: This Checkbox is for Checkboxing
• Part 2: A Bad Grade = Giving The Edit Away
• Part 3: The 3 Pillars of a Grading Suite: How To Set Up Your Room for Color Correction
• For an exploration of definitions, see How to talk to a Colorist by Van Hurkman

Some of this goes deep into color correction. For some practical resources for After Effects, see Monitoring And Correction With Color Finesse on AEtuts+.