Question: Is both Brian Goorjian and David G. Mugar Americans?

Context paragraphs:
Stead Foundation: The David G. Stead Memorial Wild Life Research Foundation of Australia (or Stead Wildlife Foundation) was established in 1963 as a memorial to David G. Stead - and one of Australia's pioneer conservationists.  The Foundation boasts a list of leading conservationists as supporters and board members.  The Stead Foundation is a project based organisation.  Its first and most enduring project is Wirrimbirra Sanctuary established in 1963.  This legacy continues in projects for advocacy, education and heritage through community engagement.

Murcray Heights: Murcray Heights ( ) is a cluster of prominent heights that rise to 3091 m at the south end of Sickle Ridge, Royal Society Range, Victoria Land.  It is named after the Murcray brothers, David G. and Frank H., and Frank J. Murcray (son of David G.), University of Denver, long term specialists in infrared spectroscopy in Antarctica.

Brian Goorjian: Brian Warwick Goorjian (born (1953--)28 1953 ) is an American basketball coach.  He is the most successful coach in Australian basketball history.  In an NBL coaching career spanning over 20 years since his debut with the Eastside Spectres in 1988 Goorjian has won six championships: two with the South East Melbourne Magic, three with the Sydney Kings and one with the South Dragons.  With a win ratio of over 70% Goorjian heads Lindsay Gaze as the most winning coach in NBL history and became the second man after Gaze to coach 600 games.  Goorjian was also coach the Australian national team, the Boomers, from 2001 to 2008.  Goorjian traveled to China after he finished his commitment with the Boomers in 2009.  He became the Coach in General of Dongguan Leopards, a growing team in CBA.  He led the Leopards Youth Team to win Championship of the Chinese National Youth League in July, 2009, who only ranked in the 9th position in 2008.  With a great success, Goorjian is expected to be promoted as the head coach for the senior team in the 2010–2011 CBA Season.

David G. Mugar: David G. Mugar is an Armenian-American businessman and philanthropist from Belmont, Massachusetts.  He is CEO and chairman of Mugar Enterprises.  His father, Stephen P. Mugar was the founder of the Star Market supermarket chain, and was also a major Boston-area philanthropist.  David Mugar attended the Cambridge School of Weston, and then Babson College.

The Voluntary City: The Voluntary City: Choice, Community, and Civil Society is an Independent Institute-published book, edited by David T. Beito, about communities with private provision of municipal services.  Contributors include Stephen Davies, Daniel B. Klein, Robert C. Arne, Bruce L. Benson, David G. Green, James Tooley, Fred E. Foldvary, Donald J. Boudreaux, Randall G. Holcombe, Robert H. Nelson, Spencer H. MacCallum, and Alexander Tabarrok.  It covers the topics of privatized provision of urban infrastructure, roads, planning, police, charity, medical care, education, and commercial regulation, particularly through examination of historical examples of this provision.

The Flood: Who Will Save Our Children?: The Flood: Who Will Save Our Children?  is a 1993 American television film, starring Joe Spano, David Lascher and Michael A. Goorjian.  It was directed by Chris Thomson and written by Donna Kanter and David J. Kinghorn.  The movie is based on a true event occurred in July 17, 1987.  In that day 43 people were taken by a flash flood in the Guadalupe River near the city of Comfort.  It was the worst flood of the Guadalupe River since 1932.  Ten people died, including a teenager who fell from a helicopter while being rescued as the rope broke.  The flow was so strong that the bus and the van where the people were found far below in the river.  Of the 10 bodies, one was never found.  This young man received Young American Medals for Bravery and Service from President George H. W. Bush in 1989.

David Gowan: David D. Gowan was born in 1840 in Bervie, Kincardineshire, Scotland to Alexander and Jane (Moir) Gowan(s).  On the 1920 census he told the census taker that he was born on the Atlantic Ocean but at this time there is no evidence his parents ever left Scotland.  In 1900, David was living with his sister Ann's son, David G. Goodfellow and his family on Natural Bridge Road in Gila County, Arizona.  The well-known pioneer had been living alone in his cabin where he pursued his lifetime occupation of prospecting.  David Gowan died in January 1926.  When deputy sheriff Jim Kline on his regular two week's visit, couldn't locate Gowan at his little cabin, he looked around and secured the help of a posse, which found David's body in Deer Creek.  The remains were buried just where they were found beside the creek.  Today, the grave site is marked and preserved.

Storrow Drive: Storrow Drive is a major crosstown parkway in Boston, Massachusetts, running east and north along the Charles River to Leverett Circle.  It is restricted to cars; trucks and buses are not permitted on it.  The road, legally known as James Jackson Storrow Memorial Drive, officially ends at its eastward junction with Route 28 (near Arlington Street) and continues as David G. Mugar Way (formerly Embankment Road), concurrent with Route 28.

Readercon: Readercon is an annual science fiction convention, held every July in the Boston, Massachusetts area, in Burlington, Massachusetts.  It was founded by Bob Colby and statistician Eric Van in the mid-1980s with the goal of focusing almost exclusively on science fiction/fantasy/slipstream/speculative fiction in the written form (on the rare occasion that there is a discussion held about non-written science fiction, it will have a tongue-in-cheek title such as "Our biannual media panel").  Past guests of honor have included authors such as Greer Gilman, Gene Wolfe, Octavia Butler, Samuel R. Delany, Karen Joy Fowler, Brian Aldiss, Nalo Hopkinson, Joe Haldeman, Caitlín R. Kiernan, Peter Straub, and China Miéville, and editors such as Ellen Datlow and David G. Hartwell.  The convention also makes a point of honoring a deceased author as the Memorial Guest of Honor.  In 2009, for instance, the guests of honor were the living writers Elizabeth Hand and Greer Gilman and the memorial guest of honor was Hope Mirrlees.

David's Mother: David's Mother is a 1994 American television film directed by Robert Allan Ackerman and stars Kirstie Alley as a devoted mother trying to cope with her autistic teenage son David (Michael Goorjian).  The film aired on CBS on April 10, 1994, it has also aired internationally.  In the UK it can often be seen on television movie channels True Movies 1 and True Movies 2.  It has also been released in home entertainment formats in countries including the United States, UK and Australia.

Supporting paragraphs: Brian Goorjian David G. Mugar
Answer: yes