How can we better develop managers and leaders to reinforce organizational culture?

By making them work in multi culture environment.

Brainstorming.

Training.

Thanks 

As my colleague Obaid said, let them work on multi - culturs environment 

By imparting the management training and instilling values & virtues in managers / employees one can reinforce the organizational culture & thanks for the invite.

thanks

I agree with colleagues and i would like to add

The training in leadership skills must be part of the education and there are workshops for the training as there is an agreement with the companies and institutions that the trainees perform management tasks for a simple period under the eyes of the actual management of real life