In years past, Alexander, the school’s principal, mostly saw the tops of students’ heads as they walked the hallways, eyes locked on their cell phones. But for the most part, ...

Students streamed into Lake Highlands High School in Dallas on a recent morning, briefly stopping in front of an assistant ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access information on a device and to provide personalised ads and content, ad and ...