The Ice Bucket Challenge: Proof That Slacktivism Works? Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email When the ALS Ice Bucket Challenge swept the internet in 2014, many criticized it as a form of "slacktivism." But the stunt has led to an ALS breakthrough. ( Kim Quintano / flickr-creativecommons ) Produced by Julia Press Produced by PRI and WNYC