Guest Editor: Gregor J. Kocher (Hirslanden Clinic Beau Site, Bern & Lindenhof Hospital, Bern, Switzerland; University of Bern, Bern, Switzerland)

Guest Editors: Johan van der Merwe (Netcare Blaauwberg Hospital, Sunningdale, South Africa) and Filip P. Casselman (Cardiovascular Center OLV Aalst, Aalst, Belgium)

Guest Editors: Hiran C. Fernando (Allegheny General Hospital, Department of Thoracic Surgery, South Tower, Pittsburgh, Pa, USA) and John F. Lazar (Division of Thoracic Surgery, Department of Surgery MedStar, Georgetown University Hospital, Washington, DC, USA)

Guest Editor: Johannes Bonatti (UPMC Heart and Vascular Institute and Department of Cardiothoracic Surgery, University of Pittsburgh, Pittsburgh, PA, USA)

Guest Editor: Michel Gonzalez (Centre Hospitalier Universitaire Vaudois, University of Lausanne, Switzerland)

Guest Editors: Charles T. Bakhos (Lewis Katz School of Medicine at Temple University, Philadelphia, PA, USA) and Abbas E. Abbas (Lewis Katz School of Medicine at Temple University, Philadelphia, PA, USA)

Guest Editor: Federico Rea (Thoracic Surgery Unit, University of Padua, Padua, Italy)

Guest Editors: Roberto Di Bartolomeo, Davide Pacini (Cardiac Surgery Department, Policlinico di Sant’Orsola, Alma Mater Studiorum Università di Bologna, Italy) and Mohamad Bashir (Vascular & Endovascular Surgery, Royal Blackburn Teaching Hospital, Blackburn, UK)

Guest Editors: Roberto Di Bartolomeo, Davide Pacini (Cardiac Surgery Department, Policlinico di Sant’Orsola, Alma Mater Studiorum Università di Bologna, Italy) and Mohamad Bashir (Vascular & Endovascular Surgery, Royal Blackburn Teaching Hospital, Blackburn, UK)

Guest Editor: Jean-Marc Baste (Rouen University Hospital, Rouen, France)

The "Art and Surgery" series is for surgeons to think beyond surgery, to tell their stories, and to express their unique understanding on relationship between Art and Surgery, via their artwork.

The "Cover Gallery" series featured the different covers applied in the journal, with a short description of the pictures, intriguing and inspirational.

Guest Editor: Diego Gonzalez-Rivas (Coruña University Hospital, Coruña, Spain)

Guest Editors: Ibrahim Sultan (University of Pittsburgh, Pittsburgh, PA, USA) and George J. Arnaoutakis (University of Florida, Gainesville, Florida, USA)

Guest Editor: Douglas Z Liou (Stanford University School of Medicine, Stanford, CA, USA)   

The "Meet the Professor" series features interviews with the global Key Opinion Leaders, providing a window into the new developments, breakthroughs, and achievements in the interviewees’ professional fields, both clinically and academically.

Guest Editors: Martin Gross (Dartmouth-Hitchcock Medical Center, Lebanon, NH, USA), Jay Simhan (Fox Chase Cancer Center, Philadelphia, PA, USA) and Faysal A. Yafi (University of California Irvine, CA, USA)

Guest Editor: Meinoshin Okumura (National Hospital Organization (NHO) Osaka Toneyama Medical Center, Osaka, Japan)

Guest Editors: Marco Scarci (Ospedale San Gerardo Monza, Italy) and Fabrizio Minervini (Cantonal Hospital of Lucerne, Lucerne, Switzerland)

Guest Editors: Filip Casselman (OLV Clinic, Aalst, Belgium) and Johan van der Merwe (Atlantic Cardiovascular and Thoracic Institute, Netcare Blaauwberg Hospital, Sunningdale, South Africa) 

Guest Editor: Abbas E. Abbas (Temple University Hospital, Fox Chase Cancer Center, Lewis Katz School of Medicine, Philadelphia, PA, USA)   

Guest Editor: Michel Gonzalez (Centre Hospitalier Universitaire Vaudois, Lausanne, Switzerland)   

Guest Editor: Peyman Sardari Nia (University Medical Center, Maastricht, the Netherlands)   

Guest Editors: Seshiru Nakazawa (Integrative Center of General Surgery, Gunma University Hospital, Japan) and Kimihiro Shimizu (Integrative Center of General Surgery, Gunma University Hospital, Japan)

Guest Editor: Kamran Ali (Fortis Flt Lt Rajan Dhall Hospital, New Delhi, India)