Table of contents

Feature article

• Payment in challenge studies: ethics, attitudes and a new payment for risk model (25 September, 2020)

  Olivia Grimwade, Julian Savulescu, Alberto Giubilini, Justin Oakley, Joshua Osowicki, Andrew J Pollard, Anne-Marie Nussberger
• Compensating for research risk: permissible but not obligatory (13 October, 2020)

  Holly Fernandez Lynch, Emily A Largent
• Commentary on 'Payment in challenge studies: ethics, attitudes and a new payment for risk model' (5 November, 2020)

  Ruth Payne
• Payment in challenge studies from an economics perspective (28 October, 2020)

  Sandro Ambuehl, Axel Ockenfels, Alvin E. Roth
• On measuring attitudes about payment for research (24 November, 2020)

  Luke Gelinas
• Should practice and policy be revised to allow for risk-proportional payment to human challenge study participants? (5 November, 2020)

  Euzebiusz Jamrozik, Michael J Selgelid
• Fair go: pay research participants properly or not at all (24 November, 2020)

  Olivia Grimwade, Julian Savulescu, Alberto Giubilini, Justin Oakley, Anne-Marie Nussberger