is joe hockey freidman who's the vice president of research at the american foundation for suicide prevention madame thank you so much for joining us here on al-jazeera well the world health organization saying not only that one in four people will experience some form of mental illness but actually by twenty thirty depression is predicted to be the leading cause of ill health worldwide i mean we just had a report from sweden which is one of the world's richest and apparently one of the happiest nations in the world but to say that mental health depression to be the leading cause of ill health worldwide is quite something what do you make of that statement and how do you interpret it first of all thank you for having me here on international mental health day. depression world wide it is not there's no group or country or demographic that actually is protected from depression and in addition life circumstances environment financial stressors all these factors come together to lead to depression and so these nobody in the world is. immune from those pressures and if we don't start treating it