Veli-Pekka Parkkinen

Veli-Pekka Parkkinen has got 2 packages done. They say good things come in pairs, and this could be the start of a streak! Veli-Pekka Parkkinen has collaborated with 4 other authors: Mathias Ambuehl, Michael Baumgartner, Ruedi Epple and Alrik Thiem. Five people, five different ideas—sounds like a lot of fun!