Marios Kremantzis serves as a Lecturer (Assistant Professor) in Business Analytics and holds the role of Programme Director for MSc Business Analytics at the University of Bristol. With a Ph.D. in Management Science from the University of Southampton, Marios specialises in Network Data Envelopment Analysis (DEA).

Marios is a decision scientist whose research focuses on optimisation, DEA, efficiency measurement, and multi-criteria decision analysis. His extensive experience involves constructing and applying mathematical models to extract insights from data and devise practical solutions. Proficient in assessing systems with various network structures using the DEA technique, he has published his work in esteemed journals including Studies in Higher Education, Expert Systems with Applications, Socio-Economic Planning Sciences, Operational Research, Journal of Air Transport Management, Journal of University Teaching & Learning Practice, Precision Agriculture, RAIRO-Operations Research, Agriculture, Supply Chain Analytics, InsideOR, and IJFSD. Marios has also organised special sessions for esteemed conferences such as those by the UK's Operational Research Society, IFORS, DEA45, and the Athens Institute for Education and Research. He participated in prominent international conferences and workshops across the UK, Greece, and South Korea during his doctoral studies, which received funding from the Engineering and Physical Sciences Research Council and BAE Systems.

Moreover, Marios is the Founder and Chair of the "OR, Analytics & Education" SIG within the OR Society. He is a Fellow of the Higher Education Academy (FHEA) and has been appointed as a National Representative on the General Council of the UK's Operational Research (OR) Society! He is honoured to take on a pivotal role in the Education sub-committee of this Board. Renowned for innovative teaching methods (e.g., generative AI and the use of Chatbots as co-instructors, Team-Based Learning), authentic assessment practices (e.g., group/individual real-life consulting projects), and academic passion, he has been recognised through the "Oustanding Tutor Award" (2024 - Dean's Business School, University of Bristol), the "Inspiring and Innovative Teaching Award" (2023 - Bristol Teaching Awards, University of Bristol) and the "Doctoral College Director's Award" (2021 - University of Southampton). He has also been shortlisted and nominated for several other teaching awards including the "Outstanding Seminar Tutor" the "Outstanding Lecturer", the "Outstanding Research Supervision Award", and the "Inspiring and Innovative Teaching Team Award (MSc Business Analytics)". Additionally, Marios had successfully acted as the Lead Guest Editor for two Special Issues on enhancing student engagement through Artificial Intelligence and text generators (ChatGPT) in "Studies in Higher Education" (ABS3*) and the "Journal of University Teaching and Learning Practice".

PhD Supervision:

Marios demonstrates a keen interest in supervising Ph.D. students who share a fervor for operations research and business analytics. He particularly seeks candidates who possess a strong inclination toward prescriptive analytics, efficiency and productivity measurement (including Network Data Envelopment Analysis), and/or multi-criteria decision-making techniques. If you have a robust foundation in these domains and an eagerness to contribute to cutting-edge research, Marios wholeheartedly encourages you to consider applying under his guidance.