Original sentence: According to the Thomson Scientific 2007 Journal Citation Reports Social Sciences Edition, the Journal of the Learning Sciences ranks #9 in the Education & Educational Research category and #6 of 38 in the Educational Psychology category
Edited sentence: According to the Thomson Scientific 2008 Journal Citation Reports Social Sciences Edition, the Journal of the Learning Sciences ranks #4 in  both the Education & Educational Research category  Educational Psychology category with a one one year impact factor of 2.433.On the five-year impact factor, the Journal of the Learning sciences ranks #2 in education and #4 in educational psychology with an impact factor is 4.060