Guest Editor: Kenneth Meredith (Florida State University College Of Medicine/Sarasota Memorial Health Care System, Sarasota, FL, USA)

Guest Editors: Abbas E. Abbas and Roman V. Petrov (Temple University and Fox Chase Cancer Center, Philadelphia, PA, USA)

Guest Editor: Fernando A. M. Herbella (Federal University of São Paulo, São Paulo, Brazil)

Guest Editors: Timothy M. Farrell (University of North Carolina School of Medicine, Chapel Hill, NC, USA) and Geoffrey Kohn (Monash University, Melbourne, Australia)

Guest Editor: Alejandro Nieponice (Hospital Universitario Fundacion Favaloro, Buenos Aires, Argentina)