VISA INSTRUCTIONS AND ASSISTANCE
Do not delay in making VISA arrangements for entry into the United States if needed. Such arrangements are the responsibility of attendees and other participants and may take up to a few months.
HOW TO OBTAIN A VISA
Complete information on how to apply for a VISA to enter the US can be found on the U.S. Department of State's website http://www.unitedstatesvisas.gov/obtainingvisa/index.html