User blog comment:Master Sima Yi/Assassinews 02-03-'12 — Leaked AC3 info!/@comment-4727225-20120303103920/@comment-67.186.126.247-20120303185240

Ezio and Altair are direct descendants of Those who came before. That's what gives them Eagle Sense/Vision. Connor has no Assassin lineage and as far as we can tell he had no prior knowledge of the group before joining them, so, no, I wouldn't expect to see it.