What is an important factor in ensuring effective performance measurement?

Involvement of multiple sources of feedback is crucial for effective performance measurement because it provides a more comprehensive and balanced view of an employee's performance. Relying solely on one source, such as a self-assessment or an individual manager's evaluation, can lead to bias and a narrow understanding of performance. Multiple perspectives, such as peer reviews, subordinate input, and customer feedback, can highlight different aspects of an employee's contributions and areas for improvement. This multi-faceted approach allows for a richer, more accurate assessment, fostering better developmental conversations and more informed decision-making.

Incorporating feedback from various sources helps to mitigate personal biases and can enhance the reliability and validity of the performance measurement process, leading to more effective management and development of employees.