Writing on the education for Forbes, James Marshall Crotty discussed education technology, its growing traction in classrooms, and its potential to improve and personalize learning. Not stopping there, however, Crotty spotlights the unclear effects of ed-tech on real-world educational success. That is, “No one has been able to accurately determine whether academic improvements, when they do occur, are specific to technology, or whether they are caused by other variables, including improved teacher training.”