I prepared several papers dealing with the nature of strong reciprocity and its evolution, as well as finishing up a book with Samuel bowles entitled A Cooperative Species: Human Cooperation and its Evolution (Princeton University press, 2011). I did not need the research funds provided by OTKA, so I am returning the. I prepared several papers dealing with the nature of strong reciprocity and its evolution, as well as finishing up a book with Samuel bowles entitled A Cooperative Species: Human Cooperation and its Evolution (Princeton University press, 2011). I did not need the research funds provided by OTKA, so I am returning the. | I prepared several papers dealing with the nature of strong reciprocity and its evolution, as well as finishing up a book with Samuel bowles entitled A Cooperative Species: Human Cooperation and its Evolution (I prepared several papers dealing with the nature of strong reciprocity and its evolution, as well as finishing up a book with Samuel bowles entitled A Cooperative Species: Human Cooperation and its Evolution (Princeton University press, 2011). I did not need the research funds provided by OTKA, so I am returning the.Princeton University press, 2011). I did not need the research funds provided by OTKA, so I am returning the