https://www.logos.com/mobile-ed/courses treats the display of authors inconsistently. Look at the "Perspectives on" courses: whereas TH331, 341, and 361 list their five or six authors, TH351's five authors are replaced with "Various".
"The saints are the true interpreters of Holy Scripture. The meaning of a given passage of the Bible becomes most intelligible in those human beings who have been totally transfixed by it and have lived it out." - Pope Benedict XVI
Nice catch. This is fixed now.