Welcome to the OSF home or our paper, *Social engagement early in the U.S. COVID-19 crisis: Exploring social support and prosocial behavior between those with and without depression or anxiety in an online sample*. You can find the official free access version of the paper published in [*Journal of Social and Clinical Psychology*](https://www.guilford.com/journals/Journal-of-Social-and-Clinical-Psychology/Thomas-Joiner/07367236) at [https://guilfordjournals.com/doi/10.1521/jscp.2020.39.10.923](https://guilfordjournals.com/doi/10.1521/jscp.2020.39.10.923). Here we provide a copy of the post print of the document, as well.