Footnotes

• Twitter @Sattler_Graz, @FosteratBristol, @JJaunig, @narrowboat_paul, @SPrinceWare

• Contributors The work was initially conceived by MCS. Substantial contributions to the conception of the work were made by JJ and MvP. All authors contributed to the drafting, writing, and reviewing of the manuscript. Final approval of the version published was given by all authors.

• Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

• Competing interests The content and views expressed in this article are those of the authors and do not necessarily reflect those of the Government of Canada.

• Provenance and peer review Not commissioned; externally peer reviewed.