Mr Williams is passionate about teaching and is an honorary clinical senior lecturer at the University of Birmingham. He is an associate of the higher education academy, having been a clinical lecturer at the University of Birmingham 2012-2014. He has been a senior academy tutor for 4th year medical students for the University of Birmingham 2018-2021. He also teaches postgraduate ophthalmologists at all levels, including as a tutor for the acclaimed University of Ulster postgraduate diploma in cataract and refractive surgery.
He speaks widely to audiences in the UK and abroad and is a reviewer for numerous ophthalmic and scientific journals.