The Entomological Society of America (ESA) is the largest organization in the world serving the professional and scientific needs of entomologists and individuals in related disciplines. The premier event of the Entomological Society of America (ESA) is its annual meeting; it is the largest annual conference in the world for the science of entomology. This is the most important annual conference anywhere in the world for the science of entomology. If the entomological sciences are your passion, we have a world of research, education, networking and information just waiting for you!