Dolor R. Enarevba is a PhD student in the School of Mechanical, Industrial, and Manufacturing Engineering at Oregon State University, majoring in Mechanical Engineering with a minor in Food Science and Technology. He completed his B.S. in Mechanical Engineering at the Federal University of Petroleum Resources and his M.S. in Mechanical Engineering at the University of Lagos, both in Nigeria. He is also a certified Lean Six Sigma Black Belt facilitator with over three years of business excellence and process improvement experience in the food and packaging industry. His current research is in sustainable engineering, focusing on biomanufacturing, life cycle assessment of bio-based products, waste management, and emerging bio-based materials.

Karl R. Haapala is a professor in the School of Mechanical, Industrial, and Manufacturing Engineering at Oregon State University, where he directs the Industrial Sustainability Lab, the OSU Energy Efficiency Center, and OSU's DOE Industrial Assessment Center. He completed his B.S. and M.S. degrees in Mechanical Engineering and his Ph.D. in Mechanical Engineering–Engineering Mechanics, as an NSF IGERT trainee, at Michigan Technological University. He has served in volunteer leader positions within the ASME and SME and has been inducted into the honor societies of Pi Tau Sigma, Phi Kappa Phi, and Sigma Xi. He has been recognized by the NAE (2015 Frontiers of Engineering) and SME (2014 Outstanding Young Manufacturing Engineer Award and 2012, 2015, and 2023 Distinguished Faculty Advisor Awards). His work has appeared in more than 150 peer-reviewed proceedings and journal articles and received Best Paper Awards from the ASME (2015 and 2016 DFMLC), CIRP (2012 LCE), and ISSS (2017). He received a Fulbright–Tampere University Faculty Scholar Award for the 2019–2020 academic year to conduct research and teaching at the intersection of smart and sustainable manufacturing, with a focus on additive manufacturing processes.