Dr. Mark W. Dunlop is a Senior Principal Scientist at the Department of Agriculture and Fisheries, Queensland Government, Toowoomba, Australia. He holds a Bachelor of Engineering in Agricultural Engineering (2001) from the University of Southern Queensland and a PhD in Civil and Environmental Engineering (2017) from the University of New South Wales. His research focuses on the poultry environment, poultry litter management and CAFO/intensive animal odor.