Madeleine Thompson does math and writes computer programs. She was a cofounder and head of engineering at Empirical Systems, which was acquired by Tableau in 2018. She was one of the designers of "Explain Data," which is new in Tableau 2019.3. She is now working on improvements to Explain Data and other statistics features as a member of the Automated Statistics team in the Tableau Boston office. Her personal website is https://mdln.net.