Why did Dick Wolfe change his main characters in Law and Order Criminal Intent?

Dick Wolf made changes to the main characters in "Law & Order: Criminal Intent" to refresh the series and explore new dynamics within the show's narrative. The introduction of new characters allowed for different perspectives on crime and investigation, keeping the storyline engaging for viewers. This approach also aimed to maintain the show's longevity by adapting to audience preferences and introducing new themes. The rotating cast of detectives ultimately contributed to diverse storytelling within the established Law & Order framework.