When confronted with an aging population, fast-developing organizations come to realize that the employee’s continuing professional development drives business success. In order to gain competitive advantage, attracting and integrating new highly skilled workers and developing, motivating, and retaining the current workers have become crucial (Noe et al., Human resource management: gaining a competitive advantage, 6th edn, McGraw-Hill, New York, 2008). To support the professional development of their employees to a growing extent, organizations implement personal development plans (PDP). Although the evidence is scare, research results indicate positive effects on reflective learning and performance. However, the effectiveness of PDPs may d...