Rainer Grimm has worked as a software architect, team lead and instructor for about 20 years. In his spare time he likes to write articles on the topics C++, Python and Haskell, but he also likes to speak at conferences. On his blog "Modern C++" he writes about his passion C++. Now he is on independant legs, giving seminars about modern C++ and Python. His books "C++ 11 für Programmierer ", "C++" and "C++ - Standardbiliothek" for the "kurz & gut" series were published by the publisher O'Reilly.