That was Malthus, in the 1780's. His 1980's alter-ego was and is Paul Ehrlich who warmed up Malthus prognosis with numbers adjusted to fit our era. Ehrlich is,

That was Malthus, in the 1780's. His 1980's alter-ego was and is Paul Ehrlich who warmed up Malthus prognosis with numbers adjusted to fit our era. Ehrlich is, just like Malthus, known for failing in each and every one of his predictions. Both Malthus as well as Ehrlich failed - and in Ehrlich's case most likely ignored - to take into account that the population not only grows but also develops new technologies. These new technologies increased the carrying capacity of the world's economies faster than the population increased which has led to a staggering reduction of the fraction of the population which lives in poverty.