There have been impressive improvements in the diagnosis and treatment of cancer in recent decades. In economically advantaged countries with well-developed healthcare systems over 50% of all cancer patients achieve long term survival and are probably cured. Not only has survival improved radically for cancer patients but also there has been an increasing focus on the quality of patient's lives, on improving the patient experience of care and on developing effective support for the very many cancer survivors. Despite the progress in cancer treatment, unfortunately a substantial number of...