Where is the best place to host your interview?
If you have to make it over the phone, how can you get a good feel for the person?
If in person, how many people will need to sit in the interview?
If a big group, try to minimize the intimidation factor
Set the applicant at ease - start with some small talk - it helps both parties
What excites you about going on this trip?
What do you believe could change about your life by going on this trip?
What compelled you to apply?
How did you hear about this?
What do you feel you bring to the team (skills, personality, etc.)?
We all struggle to adjust to new cultures and environments. Tell me a time when you experienced a new culture or environment that made you feel uncomfortable. How did you react/adjust?
What do you friends and family think of you going on this trip?