The members of the Harper-Keffer Research Group gathered in April 2023 in the University of Tennessee gardens for a group photo on a beautiful spring afternoon. Pictured from left to right: Chris Webb (MSE, senior); David Keffer (MSE, professor)Kendhl; Seabright (CRC, lab manager extraordinaire); Michael Broud (MSE, junior); Matthew Valderrama (MSE, senior); Jakob Scroggins (MSE, sophomore); Emma Howard (MSE, junior); Bert Rodriguez (CRC, post-Masters researcher); Amy Kurr (ESE, PhD student); Jacob Morton (MSE, MS student); Cece Grubb (MSE, PhD student); Cotton Pekol (MSE, PhD student); Mohsen Samandari (MSE, PhD student); Eli Christoph (MSE, MS student); David Harper (CRC, professor); Jonah Brown (CBE, PhD student)