[1] Duke Univ, Med Ctr, Dept Psychiat & Behav Sci, Durham, NC 27713 USA
[2] Univ Warwick, Dept Psychol, Coventry CV4 7AL, W Midlands, England
[3] Univ Warwick, Div Mental Hlth & Wellbeing, Coventry CV4 7AL, W Midlands, England
[4] Univ N Carolina, Dept Psychol, Chapel Hill, NC 27599 USA
[5] Emory Univ, Dept Anthropol, Atlanta, GA 30322 USA