Jamie Gorzynski passed his PhD viva Image Jamie and Ross at his viva celebrations Huge congratulations to Jamie Gorzynski who successfully passed his PhD viva on Thursday 9th March, defending his PhD thesis entitled:"Population analysis of Legionella pneumophila epidemiology and the genetic basis for human pathogenicity". His internal examiner was Prof. Mark Woolhouse and his external examiner Dr Lionel Guy (Uppsala Universitet). Well done Jamie who is now a post-doc in LBEP. Staff Profile: Prof. Mark Woolhouse Staff Profile: Dr. Lionel Guy