We believe that the misunderstanding is on the part of Hekala and Buel
l. They criticize us for using data from different historic periods. I
f sociobiology has value in accounting for human conduct, sociobiologi
cal principles should operate in all cultures and in all eras. While o
ur data may be incomplete in the eyes of historians, they are complete
enough to inform us of the genetic relatedness of persons in real or
potential conflicts and to tell us the outcomes of these conflicts.