From left to right, Hans von der Groeben, Member of the Commission of the EEC in charge of Economic and Financial Affairs, Competition (President of the group), Agriculture and Overseas Countries and Territories, Robert Marjolin, Vice-President of the Commission of the EEC in charge of External Relations, Economic and Financial Affairs (President of the group), Competition and Administration, Piero Malvestiti, Vice-President of the Commission of the EEC in charge of Economic and Financial Affairs, Internal Market (President of the group), Transport and Administration, Walter Hallstein, President of the Commission of the EEC, Sicco Mansholt, Vice-President of the Commission of the EEC in charge of Economic and Financial Affairs, Social Affairs, Agriculture (President of the group) and Administration, Robert Lemaignen, Member of the Commission of the EEC in charge of Social Affairs, Agriculture, Transport and Overseas Countries and Territories (President of the group), Jean Rey, Member of the Commission of the EEC in charge of External Relations (President of the group), Internal Market and Competition, and Giuseppe Petrilli, Member of the Commission of the EEC in charge of External Relations, Social Affairs (President of the group) and Overseas Countries and Territories