Gretar Atli Gretarsson is a seasoned data science professional with extensive experience in the field, currently serving as the Lead Data Scientist at Precis Digital since August 2022. Prior to this role, Gretarsson held various positions at Danske Bank from June 2018 to August 2022, including Senior Data Scientist, Data Scientist, and Student Data Analyst. Earlier in their career, Gretarsson worked as a Software Developer at LS Retail from September 2014 to August 2016, focusing on mobile application development, and completed a summer internship at Verkís Consulting Engineers in June 2011, concentrating on power plants in the energy department. Academically, Gretarsson holds a Master's degree in Digital Media Engineering with a specialization in Data Science/Big Data from the Technical University of Denmark, as well as Bachelor's degrees in Software Engineering and Mechatronics Engineering from Reykjavik University.