John is the Science Group Leader in Cell and Molecular sciences at the James Huttin Institute. His research interests include:

• Functional analysis of effectors of plant parasitic nematodes.
• Genomics of the potato cyst nematode Globodera pallida. 
• Horizontal gene transfer in plant parasitic nematodes.

John leads the Institute's Cell and Molecular Sciences group, and has a joint appointment at the University of St Andrews.

John is part of the Dundee Effector Consortium.