Peter Uhlenberg The classic handbook of population, The Study of Pop- by the beginning of the twenty-first century and p- ulation edited by Philip Hauser and Otis Dudley Dun- jections show that by 2035 there will be twice as many can, was published in 1959. As described on the dust over age 65 as under age 15. In Italy and in Japan, jacket, this book was "...an encyclopedic summary of where extraordinarily low fertility is persisting, p- the field...