The thesis that personality also develops in the workplace is widely accepted. Since the personality of employees is considered one of the significant competitive and production factors, many companies want to actively develop their employees' personalities according to their own ideas. Ute Grabowski links empirical and theoretical insights from various scientific disciplines and examines the following questions: What is understood by "personality" from a scientific perspective? Does personality continue to develop in adulthood? Is there a connection between the chosen or practiced profession and personality? What is meant by the term "holistic vocational education"?.