Contents Summary........................................................  3 Introduction – the algorithmic turn...................................  3 Part I: the making of an algorithm ....................................  3 Part II: the teams behind the machines ................................  5 Part III: designing for purpose or profit ................................  5 Part IV: auditing the black box .......................................  6 Conclusion – towards algorithmic solidarity and critical literacy ............  7 Bibliography ......................................................  8 2 Friedrich-Ebert-Stiftung e.V.