Daniel Izquierdo Cortazar is a researcher and one of the founders of Bitergia, a company that provides software analytics for open source ecosystems. Currently holding the position of Chief Data Officer, he is focused on the quality of the data, research of new metrics, analysis and studies of interest for Bitergia customers via data mining and processing. Izquierdo Cortázar earned a PhD in free software engineering from the Universidad Rey Juan Carlos in Madrid in 2012 focused on the analysis of buggy developers activity patterns in the Mozilla community.