Pentti Nieminen is a senior scientist at the University of Oulu. He completed his PhD degree in in 1996 and employed as a professor in medical informatics and data analysis at the University of Oulu. He has worked over 40 years as an academic teacher in knowledge management and data analysis. Much of his teaching and research work has been on the following fields: biostatistics, data analysis methods in health care and medicine, data informatics, statistics in scientific journals, statistical modelling, publications, bibliometrics, information retrieval, and educational practices in teaching scientific research and communication. To date, he has published over 260 scientific articles. His current research projects include studies about statistical intensity, statistical reporting, and quality of data presentation in medical articles. His goal is to improve the quality of published research papers and thus contribute to societal welfare and human well-being through his experience in data analysis. Outside of professional interests, he enjoys orienteering, hiking, and traveling.