Kristen Stills is a producer and autism advocate. She is the wife of Stephen Stills of Buffalo Springfield and Crosby, Stills, Nash & Young, an American musician and multi-instrumentalist.

The couple got married on married on May 27, 1996. Kristen Stills and her husband Stephen Stills have been hosting Light Up The Blues, an event that benefits the autism research and advocacy organisation Autism Speaks, since 2012.

the annual event has included musical performances by Crosby, Stills & Nash, Neil Young, John Mayer, The White Buffalo, Brandi Carlile, Ryan Adams, Steve Earle, Rickie Lee Jones, Lucinda Williams, Don Felder, and Chris Stills.

In April 2007, Kristen Stills co-starred with her son Henry Stills in Autism: The Musical, an independent documentary film directed by Tricia Regan.

She received an Emmy Award for “Outstanding Nonfiction Special” for her work as Executive Producer on Autism: The Musical.

Kristen Stills served as executive producer for the concert film Light Up The Blues in 2013. to raise awareness for the annual event.