The best and worst Polish MEPs. Who works in Brussels and how?

What is the activity of Polish MEPs in the European Parliament? In a fresh episode of the "Europe Summit" podcast, we print the first ranking of MEPs, based on the opinions of 15 journalists covering EU affairs. Politicians from the European People's organization dominate, but representatives of the Law and Justice organization (PiS) and the fresh Left besides make up the top spots. Who received the worst ratings?