Singer-songwriter Greg Trooper died Jan. 15, two days after his 61st birthday and less than two years after being diagnosed with pancreatic cancer. Trooper, who released 13 albums over the span of 30 years, also had his songs recorded by many artists. Among them were Billy Bragg, Steve Earle (who recorded “Little Sister”), Vince Gill, Lucy Kaplansky, Robert Earl Keen, Maura O’Connell and Tom Russell. [To continue reading this article, click on the headline.]