Recent years have seen quantitative bibliometric indicators being increasingly used as a central element in the assessment of the performance of scientists, either individually or as groups, and as an important factor in evaluating and scoring research proposals. These indicators are varied, and include e.g. citation counts of individual papers published by researchers; the impact factors of the journals in which they publish; and measures that quantify personal research contributions over an extended period such as the Hirsch H-index, and variants with corrections such as the G-index.
Download the EPS statement here.