SNIP measures contextual citation impact by weighting citations based on the total number of citations in a subject field.
SJR is a prestige metric based on the idea that not all citations are the same. SJR uses a similar algorithm as the Google page rank; it provides a quantitative and a qualitative measure of the journal’s impact.
The Impact Factor measures the average number of citations received in a particular year by papers published in the journal during the two preceding years.
© Thomson Reuters Journal Citation Reports 2015
To calculate the five year Impact Factor, citations are counted in 2014 to the previous five years and divided by the source items published in the previous five years.
© Journal Citation Reports 2015, Published by Thomson Reuters
Teaching and Teacher Education is an international journal concerned primarily with teachers, teaching, or teacher education situated in an international perspective or in an international context.
Teaching and Teacher Education is a multidisciplinary journal, committed to no single approach, discipline, methodology or paradigm. It is concerned with teaching and teacher education in general and devoted to all concerned with teaching.
Teaching and Teacher Education recognizes that many disciplines have important contributions to make to teaching and teacher education and the Editors invite contributions from them. In the absence of any dominant paradigm, the journal welcomes varied approaches to empirical research, theoretical and conceptual analyses, and reviews (both qualitative and quantitative syntheses) of high quality.
Teaching and Teacher Education aims to enhance theory, research, and practice in teaching and teacher education through the publication of primary research and review papers. The Journal does not publish unsolicited Book Reviews.
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