Bobby Weir dead at 78: Grateful Dead co-founder shaped generations of American rock

Bobby Weir, a founding member of the Grateful Dead and one of the defining figures of psychedelic rock and the jam-band movement, died Jan. 10, his family announced. He was 78.

News of Weir’s death was shared in a statement posted to his Facebook page by his daughter, Chloe Weir, and later on the musician’s website. She said he died peacefully, surrounded by loved ones, after battling cancer and later succumbing to lung complications.

“It is with profound sadness that we share the passing of Bobby Weir.