The Service Employees International Union Committee of Interns and Residents is the largest housestaff union in the United States. It represents residents, interns and fellows in California, Florida, Massachusetts, New Jersey, New Mexico, New York, and Washington, D.C. It was founded in 1957 as the Committee of Interns and Residents to represent interns and residents in New York City hospitals. In May 1997, the Committee of Interns and Residents affiliated with the Service Employees International Union, and as of this writing [2014] represents over one million health care workers across the United States. The website contains information on benefits, alumni services, news, their magazine, "Vitals," and conference details.