Report of the European Commission Expert Group on Altmetrics. The Expert Group on Altmetrics outlines in this report how to advance a next-generation metrics in the context of Open Science and delivers an advice corresponding to the following policy lines of the Open Science Agenda: Fostering Open Science, Removing barriers to Open Science, Developing research infrastructures and Embed Open Science in society.

The San Francisco Declaration on Research Assessment (DORA) points out that using the Journal Impact Factor as a proxy measure for the value or quality of specific research and individual scientists leads to biased research assessment. How can we resist misusing metrics?