In his active life Hans worked within international companies like Unilever and Heineken. Hans Kalff has learned how a person takes his daily decisions, and forms societies that no...view moreIn his active life Hans worked within international companies like Unilever and Heineken. Hans Kalff has learned how a person takes his daily decisions, and forms societies that nobody seems to steer. Positive developments can be seen by measuring what people do rather than what people say they do. Retired, he continues to follow the upward developmemts in his nine slices of society. He can be reached at hanskalff@naples.net.view less