Arturo Ui vs Harry Powell
Two villains, one criminological theory: Social capital and collective efficacy. We compare Arturo Ui and Harry Powell: their profile, how dangerous they are, and where they meet and part.


Arturo Ui and Harry Powell share neither a film nor a universe, but they share something deeper: the same criminological theory explains them, Social capital and collective efficacy. That makes their face-off more than a “who would win?”: it is the same mechanism of crime taking two different shapes. The biggest gap is in intelligence: Harry Powell beats Arturo Ui by 15 points.
The face-off · criminal profile
On paper, the more dangerous one is Harry Powell, with a danger index of 81/100 against 79. But paper isn’t everything.
The index weighs violence, manipulation and intelligence, and subtracts empathy (the colder, the more dangerous). It is a reading for debate, not a sentence: the theory matters more than the score.
Arturo Ui
Harry Powell
Why does the same theory explain both?
Origins, authors, criticism and the case studies in depth.
Read “Social capital and collective efficacy” →Frequently asked questions
Who is more dangerous, Arturo Ui or Harry Powell?
On the KRIMINIS danger index (violence, manipulation, intelligence and lack of empathy), Harry Powell scores higher: 81 against 79 out of 100.
Which criminological theory explains Arturo Ui and Harry Powell?
The same theory sheds light on both: Social capital and collective efficacy. That is what makes this a revealing duel: two different embodiments of the same criminal mechanism.
How do Arturo Ui and Harry Powell differ?
The biggest gap is in intelligence: Harry Powell beats Arturo Ui by 15 points.