The Institute of Industrial Engineers (IIE) is a professional association that helps industrial engineers do their job better. Industrial engineers are people who help companies make their processes more efficient by using math, science, engineering, and technology. IIE helps industrial engineers get access to the best information and resources, so they can do their job better and help make companies more successful. They also offer conferences, webinars, and other educational events, so that industrial engineers can stay up to date with current trends.