Since he was about 5, Joppe listened to the dry runs of the presentations of his father, helping out, to make the presentations considerable better.
At ALE 2012, the audience song for his 10 birthday. Now he is back a few days for his 13th birthday to have a talk with his father about the pair presentations they did together this year.
Joppe speaks in English although he never had English at school.
A PairPechaKucha about Doing Presentations as Father and Son

Yves & Joppe will do a pair PechaKucha where we talk about the advantages of doing a presentation with father and son.
A lot of us struggle with Work-Life balance. Yves tries to do work-life fusion as much as possible. This presentation intends to be both an example and an explanation of advantages of work-Life fusion from both the father and son’s view.