 Until the Whole World Hears was produced by Mark A. Miller ; its executive producer was Terry <unk> . It was recorded by Sam Hewitt , Michael Hewitt , and Dale Oliver at Zoo Studio in Franklin , Tennessee ; the string instrument tracks on the title track and " Always Enough " were recorded by Bobby Shin at Little Big Sound Studio in Nashville , Tennessee , while the string instrument tracks on " If We 've Ever Needed You " and " Joyful , Joyful " were recorded by John Painter and Leslie Richter at Ocean Way in Nashville . <unk> vocals on the title track and " Blessed Redeemer " were recorded by Carter <unk> , Darren Hughes and Billy Lord at Eagle 's Landing Baptist Church in McDonough , Georgia . Digital editing was handled by Michael Hewitt , while mixing was handled by Sam Hewitt . The album was mastered by Andrew <unk> , Shelly Anderson , <unk> <unk> and Daniel <unk> at Georgetown Masters in Nashville . 
