hɪz mˈeɪn ɹᵻsˈɜːtʃ hˈæzbiːn ɔnðɪ ˌiːkənˈɑːmɪk ænd sˈoʊʃəl dɪtˈɜːmɪnənts ʌv hjˈuːmən wˈɛlbiːɪŋ, hˈæpɪnəs ænd mˈɛntəl hˈɛlθ.
His main research has been on the economic and social determinants of human wellbeing, happiness and mental health.