I applied through university. I interviewed at Haverford College
Interview
Directly contacted professor for possibility of summer research internship. After sending my personal resume, as well as statement of interest, they openly accepted the opportunity for my to conduct research under them.
Interview questions [1]
Question 1
"Who you are, what are your interests, record, what do you know about "x subject", what kind of classes you took that could be relevant, etc.