The closer students sit together, the more focused they will be on each other as well as ignore the distraction of those nearby. (corwin-connect.com)
The ability to pay attention to relevant information while ignoring distractions is a core brain function. (sciencedaily.com)
In a situation like that, your brain must ignore the distraction as best it can so as not to lose vital information from its working memory. (sciencedaily.com)