Dr. Jacquelyn Campbell, a professor in the Johns Hopkins University School of Nursing and an expert on domestic violence, joins Karen Conti to dive deeper into the mass shooting that occurred last weekend in Shreveport, Louisiana, in which a father killed eight of his children. Dr. Campbell discusses why men kill their children more often than women, whether personality disorders are diagnosed in many of the men involved, and the role of childhood trauma on their acts of violence.

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