Jostling for position: what determines where candidates are placed on electoral lists during European elections?

Several EU countries use a closed list system to elect their members of the European Parliament. But what determines the position where a candidate is placed on these lists? Based on a recent study, Elena Frech writes that parties tend to prioritise MEPs who have previously been part of powerful committees in the European Parliament, but that candidates also need to maintain close links with the party organisation to receive a favourable position on the list