The Use of Smartphone Data in the Assessment of Mood

Thank you for your interest in participating in this study! is a program which collects data from smartphone users in order to learn about their physical and mental health. This study will examine how well can detect and track moods. In order to do this, people who are part of this study will complete daily, mood surveys (which take less than a minute) while collects data about their phone habits and the results of both will be compared at the end of the study.

To participate in this study, please click the link to begin enrollment. The process should take less than five minutes to complete.

If you have any questions, concerns, or would just like more information before committing to be part of this study, please contact Ryan Hagen of the Massachusetts School of Professional Psychology at