1. Department of Psychology, the Pennsylvania State University, University Park, PA, USA
2. Department of Biomedical Data Science and Psychiatry, Dartmouth College, Hanover, NH, USA
3. Headspace, Inc., San Francisco, CA, USA
4. Department of Psychiatry, Stanford University, Stanford, CA, USA
5. Center for m2Health, Palo Alto University, Palo Alto, CA, USA