James Hudson, doctoral candidate in the Department of Epidemiology, will present his thesis defense, "Familial Coaggregation of Mood Disorders with other Psychiatric and Medical Disorders," on August 7 at 2:00 p.m. in FXB G-10.

Abigail Matthews, doctoral candidate in the Department of Biostat-istics, will take her oral examination on August 9 in SPH II-426 at 10:00 a.m. Major: biostatistics; minors: theoretical statistics and cancer. Rebecca Betensky will chair the examination committee.

Ivo Foppa, doctoral candidate in the Department of Epidemiology, will present his thesis defense, "Emergence and Persistence–Epidemiologic Aspects of Tick-Borne Zoonoses in Eastern Switzerland" on August 9 in Kresge 908 at 1:00 p.m.

Ellen Chang, doctoral candidate in the Department of Epidemiology, will take her oral examination on August 14 at 10:30 a.m. in Kresge 904. Major: epidemiology; minors: biostatistics and immunology of oncogenic viruses. Donald Harn will chair the examination committee.