Acknowledgments
We thank Artem Dementyev, Alex Olwal, Mathieu Parvaix, Chiong Lai and Dimitri Kanevsky for their work on the SpeechCompass publication and research. Dmitrii Votintcev for ideas on prototypes and interaction designs. We are grateful to Pascal Getreuer, Richard Lyon, Alex Huang, Shao-Fu Shih, and Chet Gnegy for their help with algorithms. We also thank Shaun Kane, James Landay, Malcolm Slaney, and Meredith Morris for their feedback on this paper. We appreciate the contributions of Carson Lau for the phone case mechanical design and Ngan Nguyen for electronics assembly. Finally, we thank Mei Lu, Don Barnett, Ryan Geraghty, and Sanjay Batra for UX research and design.