In the words of the authors:
"The old arguments against group selection have all failed. It is theoretically plausible, it happens in reality, and the so-called alternatives actually include the logic of multilevel selection. Had this been known in the 1960s, sociobiology would have taken a very different direction. It is this branch point that must be revisited to put sociobiology back on a firm theoretical foundation. Accepting multilevel selection has profound implications. It means we can no longer regard the individual as a privileged level of the biological hierarchy..."
READ MORE ABOUT THIS RESEARCH: HERE