Table 1. Top 15 journals in the multidisciplinary sciences and their approaches to contribution disclosures.*.

Journals with the 15 highest 2014 impact factors in the category “multidisciplinary sciences” (source: Journal Citation Reports/Web of Science). Journal policies as of August 2017.

Journal rank	Journal title	Impact factor	Statements “required,” “encouraged,” or no policy	Contributions standardized/offers template	Asks for level of contributions	Information made public in paper
1	Nature	41.456	Required	No	No	Yes
2	Science	33.611	Required	Yes	Yes	Optional
3	Nature Communications	11.470	Required	No	No	Yes
4	PNAS	9.674	Required	No	No	Yes
5	Scientific Reports	5.578	Required	No	No	Yes
6	Annals of the New York Academy of Sciences	4.383	Required	No	No	Yes
7	Journal of the Royal Society Interface	3.917	Required	No	No	Yes
8	Research Synthesis Methods	3.898	No policy	—	—	—
9	PLOS ONE	3.234	Required	Yes	No	Yes
10	Proceedings of the Japan Academy Series B: Physical and Biological Sciences	2.652	No policy	—	—	—
11	Proceedings of the Royal Society A: Mathematical Physical and Engineering Sciences	2.192	Required	No	No	Yes
12	Philosophical Transactions of the Royal Society A: Mathematical Physical and Engineering Sciences	2.147	Required	No	No	Yes
13	PeerJ	2.112	Required	Yes	No	Yes
14	Naturwissenschaften	2.098	No policy	—	—	—
15	Proceedings of the Romanian Academy Series A: Mathematics Physics Technical Sciences	1.658	No policy	—	—	—

*This information was accurate at the time of submission.