'Twenty-first century medicine is just the current stage of a never-ending journey of tremendous complexity. Those of us who are fortunate enough to practise in this day and age do so in ways that are themselves the results of huge changes over many centuries - advances in areas such as medication and surgical and imaging techniques and developments in our understanding of the human body and its attendant threats through genetics. Add to that list the huge social and societal changes in public health, attitudes to illness and changes in ethical viewpoints, and we find ourselves at the current...