Mathias Binswanger, author of Die Tretmühlen des Glücks (The Treadmills of Happinesss) and political advisor to the federal government of Switzerland, reflects on what he sees as some of the biggest challenges facing health care.

Anja Leetz, former executive director of Health Care Without Harm Europe, discusses the relationship between the environment and health, as well as the need for dialogue and understanding at a global scale.

Rahel Naef, a nurse scientist at the University Hospital Zurich, discusses her findings investigating the care needs of older people with cognitive impairments.

Amit Khutti, entrepreneur and founder of DrEd (since renamed Zava), discusses leaving the NHS to work for a small private company.