Sigma Xi is an international honor society for scientists and engineers, founded in 1886. Its primary mission is to promote the advancement of scientific research and encourage collaboration among researchers. Members include professionals from various fields, including biology, engineering, and social sciences. The society offers networking opportunities, funding for research projects, and resources for professional development. Members often participate in local chapters, where they can share their work and engage with others in the scientific community. Sigma Xi also publishes a journal, providing a platform for sharing research findings and fostering scientific dialogue.