Mark obtained a first class honours BSc. (Hons) in Biochemistry from University College Dublin in 2013. He was also the recipient of the Harrington Medal for that year. Mark began his PhD in 2014 under the supervision of Prof Luke O’Neill in the University of Dublin, Trinity College. Marks research focused on the role of redox signalling in the innate immune system, specifically glutathionylation, during macrophage activation. Mark was awarded his PhD entitled ‘An Analysis of Glutathionylation in the Modulation of the Critical Innate Immune Regulators Mal and NEK7’ in 2018.