1. Alper B. A. Protolo M. Tevington P. Nortey J. & Kallo A. (2023 December 7). Spirituality among Americans. Pew Research. https://www.pewresearch.org/religion/2023/12/07/spirituality-among-americans/
2. Does Ramadan serve as a naturalistic intervention to promote Muslim American adolescents’ daily virtues? Evidence from a three wave experience sampling study
3. Effectiveness of positive psychology interventions: a systematic review and meta-analysis
4. Durlak, J. A. (2016, July). What you have to know about program implementation. Paper presented at the National Academies of Sciences, Engineering, and Medicine Workshop on Approaches to the Development of Character, Washington, DC. http://sites.nationalacademies.org/cs/groups/dbassesite/documents/webpage/dbasse_173471.pdf