Jeroen Bouvrie  Luminis Jeroen is an experienced architect in various object-oriented technologies. Over the last years, Jeroen has been involved in the design and development of highly distributed systems (e.g. mobile phone based secure payment and distributed color-management systems for the car-refinishes branch). Jeroen has been involved in Java since its early days. From the early stages of development, Jeroen has been looking for the optimal fit of the Java platform in a number of major projects. Apart from his development activities and related technical skills, Jeroen is working as a trainer/mentor in the area of object-oriented analysis, design and programming.