ɪn hɪz bˈʊk mək wˈɪljəmz ɐsˈɜːts ðæt hˈɪŋkɪnz sˈʌfɚd fɹʌm nˌɑːɹsɪsˈɪstɪk pˌɜːsənˈælᵻɾi dɪsˈoːɹdɚ, pˈɑːsᵻbli dˈuː tə hɪz nˈaɪntiːnhˈʌndɹɪd sˈɪksti θɹˈiː kˈoʊmə.
In his book McWilliams asserts that Hinkins suffered from narcissistic personality disorder, possibly due to his 1963 coma.