Unfortunately, she was in fact rewarding her husband's negative behavior.

In particular, the association between withdrawal and negative internalizing behavior was confirmed.

He had a right not to respond to the negative behaviour of others.

Their studies also found that young children tend to mimic the negative behavior they see on television.

She contents herself with negative behavior instead of constructive action.

He's never displayed aggression or any other negative behavior.

This could possibly explain the source of Kitty's negative behavior.

While in suppression, the positive and negative expressive behavior both decreased.

Researchers measured both positive and negative social behaviors during play.

"They sometimes lead to fights on the streets and are a general feeding ground for negative behavior."