I'm Karen Jackson. Nice to meet you, Karen. What do you do? Have you got a job, or are you married?' I'm at Harvard University. 'From the University? Are you a secretary there? 'No, I'm a doctor. I'm teaching medicine.' A doctor! That's interesting. What are you doing here in Haiti? Are you on holiday? I know you teachers get long holidays Karen Jackson was beginning to dislike the man. 'No,' she said. 'I'm going to work in the hospital at Port au Prince. And while I'm here, I'm going to do some work for my book.