Istvan Hajnal

Lead the Audience Measurement Data and Data Science team at Ipsos Netherlands (80%). Contribute to Ipsos Global Audience Measurement initiatives (20%). Established a team of data and data science specialists to enhance Audience Measurement studies in the Netherlands.

Led the Marketing & Data Sciences team at GfK Belgium. Managed the consumer goods modeling team (Advanced Business Solutions) from 2016 to 2018.

Provided consultancy in data analysis, big data, statistics, and survey methodology. Executed statistical modeling for election data and HR analytics.

Member of the scientific advisory board for iNostix, specializing in HR analytics.

Managed R&D for iVOX, an online research company operating in Belgium, Ukraine, and France.

Led global statistics training initiatives across Nielsen’s business units.

PhD in Social Sciences, Dissertation: Cluster Analysis and Mixture Models.

Master’s in Advanced Quantitative Analysis.

Master’s in Computer Science.

Master’s in Sociology (Cum Laude).