A letter of invitation is optional.
Invitation Requirement Additional Information
Language Proficiency Requirements
None, English is sufficient. However, feasibility of conducting the project must be demonstrated in the project statement.
Additional Language Requirement
Instruction will be in English; additional language proficiency not required. For research, foreign-language proficiency sufficient to complete the proposed project is required (unless it can be conducted in English). For applicants without local-language proficiency, the feasibility of conducting the project must be demonstrated in the project statement.