“On average, private schools are not the ones that inflate grades the most and, in fact, tend to do the opposite: they apply very demanding internal grading standards.”

On the day the 2025 school rankings were released, Maria Conceição Andrade e Silva, Vice-Dean of Católica Porto SBE, presents an analysis conducted by PÚBLICO and Católica Porto SBE. Using an indicator that compares each school's position in the internal grades ranking with its position in the national examinations ranking, the analysis challenges the widespread belief that private schools inflate grades the most. On the contrary, these schools tend, on average, to apply stricter internal grading standards and improve their ranking when national examination results are considered.

Read the full article, published by PÚBLICO, here (available in Portuguese).