**EDITOR'S INSTRUCTIONS:** ***Identify your lab's contirbutors below. Leave the other content unchanged, but delete these editor instructions.*** **Purpose of this page** This OSF project page describes our procedures as part of the *Perspectives on Psychological Science* Registered Replication Report of the following study: - Strack, F., Martin, L. L., & Stepper, S. (1988). Inhibiting and facilitating conditions of the human smile: A nonobtrusive test of the facial feedback hypothesis. Journal of Personality and Social Psychology, 54, 768-777. Please consult the official [protocol][1] and [RRR project page][2] for details of the experiment's methodology. For the complete set of materials, see the [project page][3] estabished by E.J. Wagenmakers, Laura Dijkhoff, and Titia Beek (the lead lab on this RRR). Their page includes all of the materials for the project as well as detailed instructions. Details of our implementation of this protocol are described in the Implementation component of our project page. **Contributors** - Author 1, Affiliation - Author 2, Affiliation [1]: https://osf.io/6wvj4/ [2]: https://osf.io/hgi2y/ [3]: https://osf.io/pkd65/