Question: What University does Gregg Wager and Morten Lauridsen have in common?

Context paragraphs:
John William Gregg: John William Gregg (January 8, 1880, New Hampshire - 1969 Berkeley), was a 20th-century professor of landscape architecture at the University of California, Berkeley.  Gregg designed the townsites of California census-designated places Delhi, California and Ballico, California as twentieth century model agriculture townships.  He and University of California, Los Angeles artchitect, William Hays, designed the original Beaux-Arts architecture master concept plans for the University of California, Davis's campus in the early 1920s.  Gregg worked with University of California Botanical Garden director Thomas Harper Goodspeed to move the botanical garden from its central campus location to the hills above the campus.

X Factor (Denmark season 10): X Factor is a Danish television music competition to find new singing talent.  Sofie Linde Lauridsen was the host again.  Thomas Blachman Mette Lindberg and Remee returned for their respective ninth second and seventh seasons as judges.  Morten Nørgaard won the competition and Remee became the winning mentor for the 4th time and won 3 years in a row and also for the first time in the Danish X Factor history a judge has won the show with 3 different categories.

Wager Glacier: Wager Glacier is a small, heavily crevassed glacier on the east coast of Alexander Island, Antarctica.  It occupies a trench-like valley and flows east into George VI Sound immediately south of Marr Bluff.  The glacier was surveyed in 1948 by the Falkland Islands Dependencies Survey and named by them for Lawrence R. Wager, Arctic explorer and professor of geology at Oxford University.

Gregg Wager: Gregg Wager (born September 16, 1958 in Adrian, Michigan) is an American composer, pianist, and music critic.  He studied composition at the University of Southern California and the California Institute of the Arts.  His teachers included Morton Subotnick and Morten Lauridsen.  His piano teachers included Yuriy Oliynyk, Doris Stevenson, and Chester Swiatkowski.  In 1996, he earned a Ph.D. in musicology at the Free University Berlin.

Three Leaning Men: Three Leaning Men were a 1980s band from Palmerston North who released one LP called Fun in the Key of E.  The band played many support gigs including their debut supporting Sneaky Feelings at the Massey University Social Hall.  Also supported Hunters & Collectors, The Chills and New Order.  Formed by Lindsay Gregg (guitar), Rhys Bevan (bass) and Nigel Corbett (drums) and joined by second guitarist Greg Malcolm.  Rhys Bevan was replaced by Alan Gregg during the recording of the album Fun In The Key Of E. Alan Gregg has gone on to feature in a number of other New Zealand bands including The Dribbling Darts Of Love, The Mutton Birds and Marshmallow.  Rhys Bevan moved to the South Island of New Zealand to continue his career as a baker.  Guitarist Lindsay Gregg died in 2011.

Morten Lauridsen: Morten Johannes Lauridsen (born February 27, 1943) is an American composer.  A National Medal of Arts recipient (2007), he was composer-in-residence of the Los Angeles Master Chorale (1994–2001) and has been a professor of composition at the University of Southern California Thornton School of Music for more than 40 years.

Oren Cornelius Gregg: Oren Cornelius Gregg (November 2, 1845 – February 2, 1926) was a farmer and educator from Minnesota.  In the 1880s, agricultural education in Minnesota was in trouble: farmers would not travel to the Twin Cities for classes, and university students did not want to study farming.  Gregg, a successful dairy farmer from Lyon County, saved the day by bringing lectures directly to farmers.  Beginning in 1885, he led the Minnesota Farmers' Institute, a public lecture series that became the agricultural extension service at the University of Minnesota.  Through the institutes that he held across the state, Gregg encouraged farmers to diversify their crops and taught them how to make dairy farming more efficient.

Morten Hyldgaard: Morten Lauridsen Hyldgaard (born 26 January 1978) is a Danish former football goalkeeper who played for a number of clubs in English football.  He played four games for the Denmark national under-21 football team.

Robert Linn (composer): Robert Linn (August 11, 1925 – October 28, 1999) was an American composer and an educator at the University of Southern California.  His notable students there included Morten Lauridsen, Billy Childs, and Donald Crockett.

Shining Night: A Portrait of Composer Morten Lauridsen: Shining Night: A Portrait of Composer Morten Lauridsen

Supporting paragraphs: Gregg Wager Morten Lauridsen
Answer: University of Southern California