Dion NicolaasDion Nicolaas has been making software for over 30 years and has worked for TomTom International BV since 1996, where he has made car navigation software and services. He is a software engineer, software architect, a Scrum Master, and teaches Scrum, oaches agile teams, and consults in Scrum and agile practices. He is the author of a web comic and has written a web site teaching Dutch youth how to program. Read More Read Less