The College Ideal sets out and reflects an important ideal in higher education - the value of residential university colleges for providing students with the best possible all-round educational experience. Focusing on the recent experience of St Mark's College, Adelaide, but with lessons of global relevance, it highlights the profound and positive impact of collegiate education that upholds key values, and expands opportunities for students of potential from diverse backgrounds. Among other significant leadership roles in university education and education policy in the United Kingdom and Australia, including as the global head of the Rhodes Scholarships, Professor Don Markwell AM served as Head of St Mark's College from 2019 to 2025