Marie Wiberg

About the Author

Marie Wiberg is a distinguished statistician and educator renowned for her contributions to educational measurement and assessment. With a PhD in statistics and extensive experience as a professor at Uppsala University, she has dedicated her career to advancing psychometric methods that ensure fairness and accuracy in testing. Wiberg's research bridges theoretical rigor with practical application, making complex statistical concepts accessible to researchers and practitioners alike. Her work has influenced international standards in test development and evaluation, emphasizing innovative approaches to equating and scaling. Passionate about open-source tools, she empowers the academic community through her writings and teaching, fostering a deeper understanding of data-driven decision-making in education.