Christian Kleiber is Professor of Econometrics and Statistics at the University of Basel. Trained in statistics, he obtained his Ph.D. from the Technical University of Dortmund. His research interests include microeconometrics, applied probability in business and economics, statistical distributions, income distribution, and inequality measurement, and the probabilistic and statistical foundations of econometrics and data science. The co-author of two books, on economic size distributions and econometric computing, he has published in journals such as the Journal of Applied Econometrics, the Journal of Multivariate Analysis, the Journal of Public Economics, the Journal of Theoretical Probability, and The American Statistician. He has also co-authored several R packages.