Derek Trucks and Susan Tedeschi in the Tedeschi Trucks Band, Beacon Theatre, New York City, Sept. 20, 2013 Photo by Frank Beacham Derek Trucks is 44 years old today. A guitarist, songwriter and founder of the The Derek Trucks Band, Trucks became an official member of The Allman Brothers Band in 1999 and formed the Tedeschi Trucks Band in 2010 with his wife, Susan Tedeschi.