Brian Gongol
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Writer AJ Jacobs conducts a lot of personal experiments to see what might happen if he changes his environment. One such experiment involved taking up a solitary task at a time, eliminating all multi-tasking. Why? Because it turns out we're pretty lousy at maintaining any useful focus on anything more than a single task at a time anyway. Jacobs makes it a funny experiment anyway.
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As cadets graduate from the American military academies, it's worth considering whether they face trouble if they aren't allowed to encounter certain tools while they're in the academy experience -- a relevant question, considering the military's repeated flirtations with bans on tools like Facebook. We don't want leaders who are disengaged. A cadet at a military academy needs to know how to judge and when to walk away from Facebook, not to be oblivious to its existence.