A new California law enables people to see how companies are using individuals’ personal data online. In addition, people can ask for such information to be deleted from online content. The regulatory action could start a trend that brings such privacy protection to Arizona, says Fulton Schools Assistant Professor Adam Doupé, who directs ASU’s Center for Cybersecurity and Digital Forensics. Still, he thinks it will be difficult to completely deter the misuse of personal information that has been online at any time in the past.