Talking with Psychopaths: Mass Murderers and Spree Killers

Bestselling true-crime author Christopher Berry-Dee's latest book tackles the heavy crime of people who randomly kill large numbers of others (spree killers) and those who set out to do so in specific places or situations (mass killers). As such killings become more frequent, the ready availability and ease of obtaining firearms and weak backgrounds checks in the United States inevitably lends to many of these cases, but there have been other recent examples in the United Kingdom, New Zeala...