Jump-start your knowledge of voice user interface design. This session is designed to quickly get those new to VUI design up-to-speed so they can make the most of the Voice Interaction Design track at the conference. This tutorial illustrates why VUI design is the make-or-break factor for speech applications and how to make smart design decisions from Day 1. Learn how to encourage customers to accept and use speech automation by focusing on the perceptions and reactions of end users throughout the design process. This tutorial covers the basics in VUI design: technology current and future state (including multimodality), speech project methodology, design principles and caller rules for efficient and no-nonsense call flows, and evaluation techniques to learn what works and what real customers think.