While some serial killers exhibit a 'God complex,' feeling powerful through control of life and death, Joseph DeAngelo's motive appears more rooted in vindictiveness. The sexual assaults were often driven by a sexual aspect, but the underlying vindictiveness suggests prior negative interactions with the male partner, leading DeAngelo to emasculate the man before assaulting his partner, a deeply personal and vengeful act.

Impact: High. This distinction between a 'God complex' and vindictiveness offers a more nuanced understanding of DeAngelo's psychological drivers. It suggests his crimes were not solely about abstract power, but often personal vendettas, adding a layer of calculated malice to his actions.

In the source video, this keypoint occurs from 02:06:15 to 02:08:18.

Sources in support: Megyn Kelly (Host)