June 28, 2015 on KPR Presents, Amber Waves of Change: Hard Times on the High Plains. Kansas and the Southern High Plains face many challenges today: water, energy, diversity and depopulation. Amber Waves of Change was written and researched by Journalism Professor David Guth, of the William Allen White School of Journalism and Mass Communication at the University of Kansas, with editing help and production assistance from KPR's J. Schafer and Kaye McIntyre.