Perceptions of authors' contributions are influenced by both byline order and designation of corresponding author

OBJECTIVES: We explored how readers interpret authors' roles based on authorship order and corresponding author. STUDY DESIGN AND SETTING: We conducted a cross-sectional survey of all 291 Surgical and Medical Chairpersons across North America. We developed hypothetical study and authorship bylines with five authors varying the corresponding author as first or last author. Respondents reported their perceptions about the authors' roles in the …