The lecture hall is under attack. Science, math and engineering departments at many universities are abandoning or retooling the lecture as a style of teaching, worried that it’s driving ...

PISCATAWAY-- Scanning the nearly 150 students she could see from the front of her lecture hall, Rutgers University professor Sara Campbell waited for a hand. Campbell was in a test prep session in ...

No detail of the lecture hall is included, the blackboard frame is removed and we are left with a surface charged with abstract equations. At this stage they are documents.