The ArthritisHeal Biostatistics and Bioinformatics Workshop, organized by the Karolinska Institute, took place online between 10th and 12th of March. In this workshop, statistical analysis commonly used in biomedical research was reviewed and advance methods for complex dataset analysis were lectured. Dr. Helena Idborg, Dr. Åsa Wheelock, Dr. David Balgoma and Chuan-Xing Li (Tracy) provided talks about statistical testing and data analysis. In addition, all the ESRs were given the opportunity to learn data manipulation in R studio through training sessions presented by Dr. Antonio Checa-Gómez. Despite the circumstances, this online workshop provided the ESR with essential knowledge to fully comprehend and perform data analysis.