Think Out Loud Published by Think Out Loud by Think Out Loud Altruism Listen 12 min Queue Download this audio Want to embed this player? Use the code below. More info. <iframe frameborder="0" scrolling="no" height="130" width="100%" src="https://www.wnyc.org/widgets/ondemand_player/wnyc/#file=/audio/json/657013/&share=1"></iframe> Share on Facebook Share on Twitter Email a Friend Does pure altruism exist? A team of professors at the University of Oregon, including Ulrich Mayr, think they’ve found out.