What is the TTIP? From democracy to the government of transnational companies

The Transatlantic Trade and Investment Partnership (TTIP) is a free trade treaty which is being negotiated between the United States of America and the European Union since 2013. If you haven't heard about it yet, it is because the chief negotiators of the two regions have kept it a secret during the different stages of discussions. Thanks to a series of leaks, we have come to know a little about the dangers it presents for democracy and social rights, should it be approved.