Yes, it is right to prohibit roomates from having sex in the same room as their roomate. This can be offensive because the roomate may feel uncomfortable with having to leave thier personal space just so somone can have sex especially if its late and they have something to do. The freedom of expression should be allowed but privacy is mandatory. The adminstrators of Tuft University were thinking that the only way to make sure that everyone is provided equal treatment is to ban sex in dorm rooms.