I think that Schroeder will be a Happy Cat with you and Cats do have a way of working things out when they are in a new home.
I wonder if his previous Guardian was sincere when she said Schroeder was that dominant, or whether she gave him enough time to adapt.
It doesnt always happen over night.
Michael , Miquelito Golden Rod and The Orange Angels say you can never go wrong with Owesome Orange!!!
ORANGE RULES!!!