Drs. Mason and Epel and Ms. Rashida Brown, MPH, together with Eve Ekman, PhD, Wendy Mendes, PhD, and Alexandra Crosswell, PhD, comprise one of 5 teams selected of 75 submissions to present a proposal to the Robert Wood Johnson Foundation’s MoodChallenge. Their proposed Apple ResearchKit study is entitled MoodSync, and it focuses on understanding the daily mood and social interactions of family caregivers. Drs. Mason and Epel and Ms. Brown, will be traveling to Princeton, NJ, to present this work.