Academics
Dr Leonard Koolman
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Lecturer in Microbiology
Email: leonard.koolman@tudublin.ie
Education
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Bachelor of Science in Microbiology (2010), University College Dublin, Ireland
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Master of Science in Biotechnology (2011), University College Dublin, Ireland
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PhD in Molecular Microbiology (2014), University College Dublin, Ireland
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Postgraduate Certificate in University Teaching & Learning (2025), Technological University Dublin, Ireland
Research Overview
As a research microbiologist, my work sits at the intersection of food safety, environmental microbiology, and microbial biotechnology. I am particularly driven by the urgent need to mitigate the public health risks associated with antimicrobial resistance (AMR) within the food chain, an issue growing more complex under the growing pressure of climate change and emerging environmental pollutants, such as microplastics and per- and polyfluroalkyl substances (PFAS).
My research explores how these factors influence the ecology, evolution and transmission dynamics of foodborne pathogens like Campylobacter, with a focus on mechanisms driving the spread of AMR in agricultural and aquatic systems. I employ a systems-based appraoch, integrating molecular microbiology, metagenomics and environmental surveillance to inform risk assessment and sustainable intervention strategies.
Recently, I've expanded my research vision to encompass the biotechnological potential of electrogenic bacteria, microbes capable of generating electricity through microbial fuel cells. I am investigating how these remarkable organisms can be harnessed not only to degrade pollutants and capture greenshouse gases, but to also generate clean, green energy as part of a circular, climate-resilient bioeconomy.
Koolman Research Group
Current Members
Dr. Bashar Gulumbe, MSCA Postdoctoral Fellow, e-BioCLEAR: Employment of Electrogenic Bacteria for In-Situ Degradation of Microplastics and Mitigation of Antimicrobial Resistance in Wastewater Systems
Fernanda Silva Farias, Erasmus+ student, Genomic and Bioinformatic Investigation of Antimicrobial Resistance in Klebsiella
Tsitsi Lynn Mupamhadzi, PhD student, Metabarcoding-based profiling of soil microbial communities across land-use types in Ireland for the identification of novel soil health indicators (Dr. Shane O'Reilly lead PI, School of Chemical & Biopharmaceutical Science)
Teaching
I am currently a Lecturer based in the School of Biological, Health & Sports Science. I am also the Year 1 tutor for TU751 (Biosciences). I teach on several undergraduate and postgraduate programmes in the School including BSc Biosciences, BSc Biomedical Diagnostics, BSc Public Health Nutrition, BSc, Medical Science and MSc Clinical Laboratory Science. Along with Dr. Niamh Gilmartin, I am co-Programme Chair for the CPD Medical Device Decontamination (TU5306).
For the 2026-27 academic year, I teach the following modules:
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Fundamental Biology (BIOL1411)
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Infection & Immunity (BIOL1602)
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Microbial Diagnostics (BIOL2607)
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Introduction to Biomedical Data Analysis (BIOL2020)
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Biotechnology 1: Upstream (BIOL3001)
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Biotechnology 2: Downstream (BIOL3002)
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Microbial Genomics (BIOL4011)
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Medical Device Decontamination (BIOL7011)
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Molecular Diagnostics & Applied Bioinformatics (BIOL9241)
Dissemination activities
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Member of the Klebnet-GSP Epidemiology Working Group
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Member of the Food Safety Authority of Ireland (FSAI) Educator's Forum
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Editorial board member for the journal Bacteria
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Editorial board member for the journal Microbiology Spectrum
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Review editor for the journal Frontiers in Microbiology
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Organising committee member for the International Conference on Microplastics, Nanoplastics & Human Health (University College Dublin, 2024)
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Organising committee member for the 53rd IFSTI Annual Conference of Food Science and Technology (Technological University Dublin, 2026)
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Organising committee member for the 1st Online Conference on Bacteria: From Genomes to Global Health (Online, 2027)
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