Louis. He has a PhD in Computational Biology. He was a Helen Hay Whitney Fellow. His research focuses on understanding genetic and epigenetic impact of transposable element on human regulatory networks and their role in human diseases. He develops algorithms for identifying regulatory motifs, and analytical and visualization methodologies to integrate genomic and epigenomic data. He is the inventor of the UCSC Cancer Genomics Browser, the Human Epigenome Browser at Washington University, and a co-investigator of the NIH Epigenome Roadmap Mapping Centers.