Stuart Mitchell Krassner

Sigma XI is a scientific research honor society that supports students and researchers, connects the public with science, and advances the research enterprise. The society is based in Durham, NC, and the CEO is Jamie L. Vernon. The society awards grants to students, hosts conferences, and offers programs such as science cafes and lectureships. Sigma XI also partners with other organizations to promote science communication and diversity in STEM fields.

The American Association for the Advancement of Science provides science related journal, program, and education services. The firm also promotes the responsible use of science in public policy. The company was founded in 1848 and is headquartered in Washington, DC.

The American Society of Tropical Medicine & Hygiene is a health community dedicated to reducing the worldwide burden of tropical infectious diseases and improving health. The non-profit company is based in Northbrook, IL. Members have access to research on the latest diseases and treatments, a standing within their community, learning about clinical cases and field work, and finding collaborators.