Answer: Elder Neil L. Andersen
Elder Andersen specifically was in charge of the audiovisual production of The Testaments: Of One Fold and One Shepherd and helped with the audiovisual logistics of the Conference Center. Before he served as an apostle, he helped with missionary work in Brazil, Western Europe, and Mexico.
6. This apostle is known for his bold words and for serving as the president of a Church university for seven years.
Additional hint: He served as president during the transition from Ricks College, a two-year college, to BYU-Idaho, a four-year University.