Hmmm ...

https://dictionary.cambridge.org/dictionary/e...

 assertiveness

noun [ U ]

uk /əˈsɜː.tɪv.nəs/ us /əˈsɝː.t̬ɪv.nəs/

the quality of being confident and not frightened to say what you want or believe:

He spoke with confidence and assertiveness.

As the first woman to head the institute, she quickly gained a reputation for assertiveness. ...

... ach ja, ... Leo hat dazu auch was Dictionary: assertiveness

Auch hier gilt sinngemäß, was Hekuba in einer anderen Diskussion (genussverwöhnt - Englisch gesucht: Englisch ⇔ Deutsch Forum - leo.org) angemerkt hat:

Once again everyone is groping around in the dark because of a lack of CONTEXT.

DanThe Man, I think it's quite unacceptable to sloppily post a sentence with clerical mistakes and without a broader context pointing to the meaning of "reinforcement" and "punishment".