Confronted with the speed of technological advancements and increasing global competition, organizations have come to realize that their employees' continuous learning drives business success. A popular tool to support and enhance continuous learning is the personal development plan (pdp). Despite its popularity, empirical evidence of the effectiveness of the pdp is scarce. To date, most of the research on the practice of the pdp is conducted within educational (students) and health (general practitioners) settings and not within business environments. Moreover, research methodology is restricted to qualitative methods and survey research is rare. For that reason, we developed and validated a questionnaire to assess pdp practice. To develop...