Catherine Laine, doctoral student in the Department of Epidemiology, will take her oral exam on Thursday, October 23 at 10:30 a.m. in Kresge 708. Major: epidemiology; minors: biostatistics and infectious diseases. Marcello Pagano will chair the examination committee. Susan Greco, doctoral student in the Department of Environmental Health, will take her oral exam on Friday, October 24 at 10:30 a.m. in SPHI-1301. Major: exposure assessment; minors: biostatistics and risk analysis. James Hammitt will chair the examination committee. Harvard Public Health NOW is published biweekly by the Office of Communications Harvard School of Public Health 665 Huntington Ave., SPH 1-1312 Boston, Massachusetts 02115 617-432-6052 Editor and Layout: Christina Roache Contributing Writer: Paula Hartman Cohen, Richard Saltus Calendar Editor: Melitta King Photos Credits: Suzanne Camarata, Ann Hubbard, NBC, Christina Roache Archived Issues || HSPH Home Copyright, 2009,  President and Fellows of Harvard College