The term 'dysgenics' was first used by David Starr Jordan in 1915 when he postulated that wars killed off the fitter men while the less fit were left at home.    From Wordnik.com.  [Citizendium, the Citizens' Compendium - Recent changes [en]] Reference

Claims about dysgenics usually quickly degenerate into a big debate about nature vs. nurture.    From Wordnik.com.  [Dysculturation?, Bryan Caplan | EconLog | Library of Economics and Liberty] Reference

The simplest reason to not worry about dysgenics is the imminent arrival of at least limited human germline engineering.    From Wordnik.com.  [Where Dysgenics Goes Wrong: Comparative Advantage Strikes Again, Bryan Caplan | EconLog | Library of Economics and Liberty] Reference

The idea of licensing parents, or licensing parenting, is quite new, but the concept of promoting eugenics or discouraging dysgenics have historical roots, as does the idea of producing many children for the good of society-without regard to their genetic quality.    From Wordnik.com.  [Citizendium, the Citizens' Compendium - Recent changes [en]] Reference

"Our nobly intended welfare programs may be encouraging dysgenics-retrogressive evolution through disproportionate reproduction of the genetically disadvantage … We fear that 'fatuous beliefs' in the power of welfare money, unaided by eugenic foresight, may contribute to a decline of human quality for all segments of society.".    From Wordnik.com.  [Climate Progress] Reference

This is often called dysgenics.    From Wordnik.com.  [Citizendium, the Citizens' Compendium - Recent changes [en]] Reference