Katherine Ramsland is a professor of forensic psychology ... Dr. Ramsland has published over 1,000 articles and 69 books, some of which include: ...

NewsNation's "Banfield" dives into the story of "The Grim Sleeper," a killer who circled undetected for years between murders ...

NewsNation's "Banfield" dives into the story of "The Grim Sleeper," a killer who circled undetected for years between murders. To discuss is forensic psychology expert and author Katherine Ramsland.