He received his PhD in 2005 in the University of Amsterdam under the supervision of Prof. Age Smilde. He has been working on the development of several novel multivariate data analysis methods, like in the Analysis of Variance-Simultaneous Component Analysis (ASCA) and in multiblock data analysis during his PhD, afterwards in the development of chemometrics methods for metabolomics in chemical ecology, and more recently in the development of Multicolour Flow Cytometry, an analytical technology in strong development at present.