The legend who died on Monday (May 11) worked on such landmark albums as Patti Smith's Radio Ethiopia and Aerosmith's Get Your Wings . Jack Douglas of Showtime's "Personality Crisis: One Night Only" speaks onstage during Deadline Sound & Screen Television at Royce Hall on May 09, 2023 in Los Angeles, California. Matt Winkelmeyer/Deadline via Getty Images Trending on Billboard Jack Douglas, one of the hardest working rock producers of the 1970s and 1980s has died at 80. Douglas’ family announced his death in a Facebook post , noting that he died on Monday (May 11); Douglas’ daughter, Sarah, told Rolling Stone her father’s death was due to complications from lymphoma. “As many of you who follow him know, he produced great music, and lived a colorful life. We know that he touched many of your lives; we would love to hear more about that in the comments. He will be missed,” they wrote.…