Both Joan and Jack are energetic trainers who get their audiences laughing.

Both Joan and Jack are energetic trainers who get their audiences laughing. They will both do whatever it takes – using props or quacking or asking trainees to do silly things – to illustrate a concept or get everyone engaged

Source: https://c-suitenetwork.com/articles/invest-in-training-that-gets-results-not-training-that-is-frivolous/