I know this was asked, but I don't understand how the asker worded it. I know. I'm that clueless.
>http://pokemondb.net/pokebase/113603/will-pokemons-hapiness-reset-again-if-traded-back-to-ot Basically means the same thing. OT means the official trainer (the one who had it originally)
>In your case, the person who traded it might not necessarily mean its the OT. It could be a person who got it from someone else. commented 38 minutes ago by MechSteelix
One word.