Dr. Bita Ayati is the Associate Professor in Environmental Engineering Division of the Civil and Environmental Engineering Faculty at Tarbiat Modares University, Tehran, Iran. 

She received her Ph.D. in Environmental Engineering from Tarbiat Modares University in 2005, her M.Sc. in Environmental Engineering in 1998, and her B.Sc. in Chemical Engineering in 1996, both from Sharif University of Technology in Tehran, Iran. Dr. Ayati's recent research interests include the treatment of hard-to-biodegrade industrial and hazardous wastewater, especially using new methods including nanotechnology and advanced biological systems. She supervised 5 Ph.D. and more than 40 M.Sc. students. She is the author of the book entitled: “Application of Moving Bed Biofilm Reactor (MBBR) in Sanitary & Industrial Wastewater Treatment”. She has published over 150 papers in national and international journals and conference proceedings. She has obtained 15 scientific awards, including the Young Scientist Award from Man and Biosphere (MAB), UNESCO in 2002.