Anne Helby Petersen , MS » R-Ladies complete list Go back to directory. Add to Address Book. Anne Helby Petersen, , MS PhD student – Statistics Section of Biostatistics, University of Copenhagen City Copenhagen Denmarkhome Website: GitHub Biographical Info R-Packages: dataMaid, PCADSC Interests: Statistics, R development, Programming in R, exploratory data analysis, causal inference, data screening Contact method: GitHub Categories: Denmark, Speaker Updated 3 years ago.