JD Souther, a songwriter whose collaborations with The Eagles, Linda Ronstadt and James Taylor helped define the Laurel Canyon-Southern California country-tinged rock sound of the 1970s, has died. He was 78.

JD Souther, the singer and songwriter who co-wrote songs with the Eagles and Linda Ronstadt, has died. He was 78. Souther died peacefully at his home in New Mexico, according to his rep. No cause of death was given. He was about to embark on a tour with Karla Bonoff.

J.D. Souther, a legendary singer and songwriter with roots with the Eagles and Linda Ronstadt, plus later Nashville success, has died at age 78.

Credited with helping to shape the Southern California country-rock sound of the mid-1970s, J.D. Souther co-wrote the Eagles' 'New Kid in Town' and 'Best of My Love' and Ronstadt's 'Faithless Love,' among other hits.

Raised in Amarillo, Texas, Souther was a Songwriter Hall of Fame inductee most known for his work with The Eagles and Linda Ronstadt.

Singer-songwriter John David “JD” Souther, known for his collaborations with the Eagles and Linda Ronstadt, has died at 78.

John David Souther, better known as JD Souther and celebrated for helping to shape the country rock movement in 1970s Southern California, passed away at the age of 78 on Tuesday, September 17. While no cause of death was provided,