Yunxin Peng is a business liaison at Traffic Technology Services, Inc. Dr. Peng holds a PhD degree in geology and geophysics from Missouri University of Science and Technology as well as an MBA degree from Northeastern University. Her research interests and publications focus on seismology, tectonic structure, and sustainability. Since 2019, she has been involved in the interdisciplinary research project on sand sustainability in construction at Northeastern University. Besides research, Dr. Peng has extensive experience in teaching, consulting, and project management.