Step 1: Apply for a Boren scholarship (for undergraduates) or fellowship (for graduate students): http://www.borenawards.org/

Step 2: Apply for the domestic summer program (SEASSI) at the University of Wisconsin-Madison http://seassi.wisc.edu/

Step 3: Register for the overseas IFLI program with  American Councils after Boren awards have been announced. American Councils will contact recipients with registration information.