Sean Kohles, Mechanical and Materials Engineering and Biology faculty, coauthored "Ultrasonic Wave Propagation Assessment of Native Cartilage Explants and Hydrogel Scaffolds for Tissue Engineering" published in the International Journal of Biomedical Engineering and Technology, Vol. 10, No. 3, 2012. Seven of the co-authors were students who have worked in his PSU Regenerative Bioengineering Lab: graduate student Shelley Mason; undergraduates Anya Adams, Robert Berg, Fay Gibson, Johnathan Righetti, and Iesha Washington; and high school student Jessica Blank. The work was sponsored by the National Institutes of Health, the Collins Medical Trust, the MCECS Undergraduate Research and Mentor Program, and the Saturday Academy Apprentices in Science & Engineering.