From the airport
Some foreign citizens must obtain a visa before entering into the USA.
Please check this
website to learn
how to obtain a visa. If you need a visa, please start the process as soon as possible to allow time for the process to complete prior to the meeting.
If you are from a country on the Visa Waiver Program list, you must apply for permission to visit in the Electronic System for Tranvel Authorization (ESTA) prior to arrival. More information can be found here: Visa Waiver Program.
If you need an official invitation letter to obtain a visa to attend the meeting, please send Megan Scanderbeg (firstname.lastname@example.org) an email with your request.