Mirko admits that if you dread planning professional development for your staff, the issue may be your approach. PD sessions often feel like wasted time; leaders must ensure they are purposeful and accompanied by follow‑through. He urges building a culture of continuous learning where teachers feel respected, collaborate and are excited to grow. Citing research, he explains that sustained, job‑embedded professional development leads to real change and offers strategies to make PD relevant, collaborative and mastery‑oriented.