Question: This American sociologist born on February 23, 1868 was a recipient of the Lenin Peace Prize and also one of the co-founders of what association? 
Sentence (from "Lenin Peace Prize"): The International Lenin Peace Prize (Russian: международная Ленинская премия мира , "mezhdunarodnaya Leninskaya premiya mira)" was a Soviet Union award named in honor of Vladimir Lenin.
Relevant evidence: No