This document discusses the importance of university rankings for students, governments, and institutions. It notes that 85% of students find rankings important in choosing a university, and 33% consider it the most important factor. Government leaders from Japan, India, Russia, and China have emphasized improving their countries' university rankings. The document also summarizes research output and rankings of top universities from BRICS countries according to Scival data from 2010-2014. It explores correlations between reputation, research excellence, and international collaboration based on this data.