Karl Hall is a third-year Ph.D. student, early career researcher, and lecturer in Computer Science at the School of Computing, Engineering and Digital Technologies at Teesside University. His doctoral thesis is concerned with discovering novel biomarkers linking COVID-19 and other diseases by developing an information retrieval framework and systems. His research is primarily focused on artificial intelligence and machine learning systems, focusing on disease diagnosis, bioinformatics, and healthcare analytics. He has authored a book chapter and several papers in academic journals, such as Future Internet, Healthcare Analytics, Decision Analytics, and COMPLEXIS. He has also published work on Intrusion Detection systems for Fog and Cloud Computing and social network analysis.