Nihal Suhail Hanna graduated from Salahaddin University in 2012, ranked 1st in the Environmental Sciences department. In 2015, she completed her M.Sc. degree in water quality and pollution, focusing on aquatic insects as bio-indicators. She became a lecturer assistant in 2016 and a lecturer on 12/9/2020. Nihal has published 9 papers in international scientific journals and teaches undergraduate students subjects such as entomology, biological control, water quality, water pollution, engineering drawing, principles of environmental sciences, computer science, and academic debate. She has served on several committees, including the examination committee for the College of Science in 2015-2016, 2017-2018, and 2020-2021. Nihal recently finished her Ph.D. in Ecotoxicology at Salahaddin University - Sciences College - Environmental Health and Science Department and is currently teaching in her department.