Snopkowski, Kristin, Kathryn Demps, Shane Scaggs, Ross Griffiths, Karen Fulk, Scott May, Kimberly Neagle, Kayla Downs, Michaela Eugster, and Tessa Amend. “Small Group Learning Is Associated With Reduced Salivary Cortisol and Testosterone in Undergraduate Students”. Journal of the Scholarship of Teaching and Learning 19, no. 5 (December 13, 2019). Accessed January 28, 2020.