Dr. Hermênio C. Lima is Clinical Immunologist and Dermatologist. He finished Medical School at the Federal University of Ceará (Brazil) in 1989. Dr. Lima started his PhD (Doctor of Science – DSc) with major in Immunology at Harvard School of Public Health (USA) in 1990. He was appointed Research Scientist at Colorado State University (USA) in 1994. He returned to Brazil as research scientist at Department of Immunology, Faculty of School of Medicine Ribeirão Preto at University of São Paulo (Brazil) in 1996. In 1997, he was appointed adjunct professor of Immunopathology at Federal University of Santa Catarina (Brazil). In 2003, he accepted the head of Clinical Immunology and Allergy discipline at Federal University of Parana (Brazil). In 2008, he worked at CURTIS - MGH - Harvard University (USA) as Research Fellow. Currently, he is Associate Clinical Professor at Division of Dermatology, Department of Medicine, McMaster University (Canada) since April 2010.