Merged Introduction

All,

Per the discussion on yesterday's working call, the new introduction (that combines parts 1 and 3) has been merged in to the official Part 1 document. You can find it here: https://docs.google.com/document/d/1ShNq4c3e1CkfANmD9O--mdZ5H0O_GLnjN28a_yrEaco/edit#heading=h.gd1y9dfvz9nh

Bret