Question: What is Stephen F. Cohen's wife's nationality?

Context paragraphs:
2014 Stephen F. Austin Lumberjacks baseball team: The 2014 Stephen F. Austin Lumberjacks baseball team represents Stephen F. Austin State University in the 2014 intercollegiate baseball season.  Stephen F. Austin competes in Division I of the National Collegiate Athletic Association (NCAA) as a member of the Southland Conference.  The Lumberjacks play home games at Jaycees Field in Nacogdoches, Texas.  Sixth year head coach Johnny Cardenas leads the Lumberjacks, a former assistant coach with the Lumberjacks from 2005 through 2008.

2016 Stephen F. Austin Lumberjacks football team: The 2016 Stephen F. Austin Lumberjacks football team represented Stephen F. Austin State University in the 2016 NCAA Division I FCS football season.  The Lumberjacks were led by third year head coach Clint Conque and played their home games at Homer Bryce Stadium.  They were members of the Southland Conference.  They finished the season 5–6, 4–5 in Southland play to finish in sixth place.

Jeremy Moses: Jeremy Moses (born September 4, 1988) is a former American football quarterback.  He played college football for Stephen F. Austin.  In his Stephen F. Austin career, Moses passed for 13,401 yards and 121 touchdowns; his 1,184 completions are an FCS record.  He is currently an assistant coach for Stephen F. Austin.

SFA Softball Field: SFA Softball Field is the home stadium for the Division I (NCAA) Stephen F. Austin Ladyjacks softball team.  The stadium is located next to Jaycees Field, home of the Stephen F. Austin Lumberjacks baseball team, in Nacogdoches, Texas.  The stadium has seating for 750 fans.  Stephen F. Austin State University has a nineteen (19) year exclusive use lease on the stadium with the City of Nacogdoches, Texas starting in 2010.  The university made several improvements to the preexisting city softball field including a new playing surface, a warning track, a Daktronics electronic scoreboard, new dugouts, windscreens, a new grandstand, an expanded press box, and bullpens.

Reuben Hornsby: Reuben Hornsby was an early Texas pioneer and surveyor for Stephen F. Austin.  He was one of the first settlers in Travis County, immigrating to Texas with his wife Sarah Morrison in 1830 and settling in Austin in 1832, living just east of Austin along the Colorado River in the area known as Hornsby Bend.  Hornsby Bend was Stephen F. Austin's payment to Hornsby for his surveying contribution.  Hornsby was the great-grandfather of baseball Hall of Famer Rogers Hornsby.

Katrina vanden Heuvel: Katrina vanden Heuvel ( ; born October 7, 1959) is an American editor and publisher.  She is the editor, publisher, and part-owner of the liberal / progressive magazine "The Nation".  She has been the magazine's editor since 1995.  She is a frequent commentator on numerous political television programs.  She is a member of the Council on Foreign Relations.

Stephen F. Austin Lumberjacks football: The Stephen F. Austin Lumberjacks football program is the intercollegiate American football team for Stephen F. Austin State University located in the U.S. state of Texas.  The team competes in the NCAA Division I Football Championship Subdivision (FCS) and are members of the Southland Conference.  Stephen F. Austin's first football team was fielded in 1923.  The team plays its home games at the 14,575 seat Homer Bryce Stadium in Nacogdoches, Texas.  SFA's football team earned a berth into the FCS playoffs in 2009, which was the first for the university since 1995.  The team also earned a playoff berth in 2010, marking the first time in the program's history that the team had reached the playoffs in consecutive seasons.  The 2010 season also marked the first time that the school had won an outright conference championship since 1989.  Stephen F. Austin's only bowl appearance was the 1973 Poultry Bowl, in which the team defeated Gardner-Webb 31-10 in Gainesville, Georgia.

Moses Austin: Moses Austin (October 4, 1761 – June 10, 1821) was an American businessman who played a large part in the development of the lead industry in the U.S.  He was the father of Stephen F. Austin, a leading American settler of Texas, then part of Mexico.  After receiving a land grant from the Spanish Crown in 1820, Moses Austin planned to be the first to establish an Anglo-American settlement in Spanish Texas, but died before his dream was realized.  On his deathbed, he pleaded his son, Stephen F. Austin to fulfill his dream to colonize Texas.  Stephen led the colony to a now sovereign Mexico, and in time, the settlers demanded autonomy and won independence in 1836 from the Mexico under President Antonio López de Santa Anna thereby establishing the Republic of Texas.

Stephen F. Austin State University: Stephen F. Austin State University (SFA) is a public university located in Nacogdoches, Texas, United States.  Founded as a teachers' college in 1923, the university was named after one of Texas's founding fathers, Stephen F. Austin.  Its campus resides on part of the homestead of Thomas Jefferson Rusk.  Stephen F. Austin is one of four independent public universities in Texas (i.e., those not affiliated with one of Texas's six university systems).  In 2015, Stephen F. Austin accepted 62% of applications.

Stephen F. Cohen: Stephen Frand Cohen (born November 25, 1938) is an American scholar and professor emeritus of Russian studies at Princeton University and New York University.  His academic work concentrates on modern Russian history since the Bolshevik Revolution and the country's relationship with the United States.  Cohen is married to Katrina vanden Heuvel, editor of the progressive magazine "The Nation", where he is also a contributing editor.  Cohen is also the founding director of the reestablished American Committee for East-West Accord.

Supporting paragraphs: Stephen F. Cohen Katrina vanden Heuvel
Answer: American