Welcome to this series of Cochrane Learning Live webinars, all dedicated to Risk of Bias 2 (RoB 2). We were pleased to be joined throughout the series by leading experts in this field, and you can find out more about each of the sessions and watch the recordings via the links below.

Watch the recordings of previous sessions

RoB 2: Editorial considerations [January 2021]
Kerry Dwan, Methods Support Unit Lead & Statistical Editor, Cochrane Editorial & Methods Department.
Rebecka Hall, Product Owner of RevMan.
Tess Moore, Systematic Review Methodological Editor, Cochrane Methods Support Unit.
[click here for recording & accompanying materials]

RoB 2 Bias in other types of studies: cluster-randomised and cross-over [December 2020]
Tianjing Li, Associate Professor with tenure, Department of Ophthalmology, University of Colorado, Denver. 
Sandra Eldridge, Professor of Biostatistics & Director, UKCRC Registered Pragmatic Clinical Trials Unit, Queen Mary University of London.
[click here for recording & accompanying materials]

Reaching an overall RoB judgement and incorporating RoB assessment into analysis and interpretation [November 2020]
Jelena Savović, Senior Research Fellow in Evidence Synthesis, Department of Population Health Sciences, University of Bristol.
[click here for recording & accompanying materials]

RoB 2 Domain 5: Bias in selection of the reported result [October 2020]
Matt Page, Research Fellow, School of Public Health and Preventive Medicine at Monash University
Isabelle Boutron, Professor of epidemiology, Université de Paris.
[click here for recording & accompanying materials]

RoB 2 Domain 4: Bias in measurement of the outcome [September 2020]
Asbjørn Hrobjartsson, Professor of evidence based medicine & clinical research methodology, Department of Clinical Research, University of Southern Denmark.
Isabelle Boutron, Professor of epidemiology, Université de Paris.
[click here for recording & accompanying materials]

RoB 2 Domain 3: Bias due to missing outcome data [August 2020]
Julian Higgins, Professor of Evidence Synthesis, Department of Population Health Sciences, University of Bristol. 
Jonathan Sterne, Professor of Medical Statistics and Epidemiology, Department of Population Health Sciences, University of Bristol. 
[click here for recording & accompanying materials]

RoB 2 Domain 2: Bias due to deviations from the intended interventions [July 2020]
Julian Higgins, Professor of Evidence Synthesis, Department of Population Health Sciences, University of Bristol. 
Jonathan Sterne, Professor of Medical Statistics and Epidemiology, Department of Population Health Sciences, University of Bristol. 
[click here for recording & accompanying materials]

RoB 2 Domain 1: Bias arising from the randomisation process [June 2020]
Alexandra McAleenan, Senior Research Associate, Department of Population Health Sciences, University of Bristol. 
Jelena Savović, Senior Research Fellow in Evidence Synthesis, Department of Population Health Sciences, University of Bristol. 
[click here for recording & accompanying materials]

Introducing RoB 2 [May 2020]
Tess Moore, Systematic Review Methodological Editor, Methods Support Unit. 
Julian Higgins, Professor of Evidence Synthesis, Department of Population Health Sciences, University of Bristol. 
Jonathan Sterne, Professor of Medical Statistics and Epidemiology, Department of Population Health Sciences, University of Bristol. 
[click here for recording & accompanying materials]