"When applying for a position as a director, be prepared to have your leadership skills and judgement tested by many case studies. These scenarios help employers understand what kind of leader you will be for a team or department at their company, so confidence, quick thinking, and examples of how you have fixed similar problems in the past will be highly advantageous towards receiving an offer."
The interviewers had done their homework in terms of emerging trends in philanthropy. It wasn't so much difficult as it was a refreshing opportunity to speak to the future development of philanthropy
I greatly enjoyed the "big picture" discussion - although I tried to keep my answers brief since I had been working in the field for many years and could discuss it for hours!