Armstrong retired from the Australian university about six years ago, and teaches one course a year at top American universities. He has taught most recently at Notre Dame and Yale University. Armstrong has authored or co-authored 13 books, published more than 65 articles, and has taught all over the world. In 1993, he was awarded the Order of Australia for his services to the discipline. He is a graduate of Oxford and Melbourne universities, and is a student of the American Civil War.
Visitors are welcome, says Elder.