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Occidental College professor Mary Beth Heffernan talks with retiring SIM Liberia director Will Elphick and his wife Jenny at their farewell gathering at the  ELWA Hospital in Monrovia, Liberia on Tuesday, Feb. 24, 2015. The Elphicks were going home to the UK after years of working in Liberia. <br />
(Photo by Marc Campos, Occidental College Photographer) Mary Beth Heffernan, professor of art and art history at Occidental College, works in Monrovia the capital of Liberia, Africa in 2015. Professor Heffernan was there to work on her PPE (personal protective equipment) Portrait Project, which helps health care workers and patients fighting the Ebola virus disease in West Africa.<br />
(Photo by Marc Campos, Occidental College Photographer)