Dr. Hassan Etesami is a research scientist with 15 years of experience in the field of soil biology and biotechnology. He obtained his doctor’s degree from the Department of Soil Science, University College of Agriculture & Natural Resources, University of Tehran, Iran, where he is currently a member of the faculty. Dr Etesami has a special interest in developing biofertilizers and biocontrol agents that meet farmers’ demands. He has coauthored over 80 publications (research papers, review papers, and book chapters) in various areas including biofertilizers and biocontrol. He is also reviewer for the Journal of 98 journals. Dr. Etesami’s research areas include stressed-agricultural management by silicon, microbial ecology, bio-fertilizers, soil pollution, integrated management of abiotic (salinity, drought, heavy metals, and nutritional imbalance) and biotic (fungal pathogens) stresses, plant-microbe-interactions, environmental microbiology, and bioremediation.