And yet you are quoting the description of a study that concluded that closed laptops = better understanding of the lecture, regardless of whether the students

And yet you are quoting the description of a study that concluded that closed laptops = better understanding of the lecture, regardless of whether the students find the teacher engaging or not. Your reply is a bit like saying "the solution to conflicts around the world is for people to love each other". How does one go and apply this solution to make the world a better place now? It could be the case that the ideal solution is better teachers, but we aren't talking about ideal solutions, we are talking about practical ones. If banning laptops makes student achieve better grades - then it's worth considering doing so.