Question: Wendy Piatt was Director General of a self-selected association of twenty-four public research universities that are located where?

Context paragraphs:
University of Saskatchewan: The University of Saskatchewan (U of S) is a Canadian public research university, founded in 1907, and located on the east side of the South Saskatchewan River in Saskatoon, Saskatchewan, Canada.  An "Act to establish and incorporate a University for the Province of Saskatchewan" was passed by the provincial legislature in 1907.  It established the provincial university on April 3, 1907 "for the purpose of providing facilities for higher education in all its branches and enabling all persons without regard to race, creed or religion to take the fullest advantage".  The University of Saskatchewan is the largest education institution in the Canadian province of Saskatchewan.  The University of Saskatchewan is one of Canada’s top research universities (based on the number of Canada Research Chairs) and is a member of the U15 Group of Canadian Research Universities (the 15 most research-intensive universities in Canada).

Russell Group: The Russell Group is a self-selected association of twenty-four public research universities in the United Kingdom.  The group is headquartered in London and was established in 1994 to represent its members' interests, principally to government and parliament; nineteen smaller British research universities formed the 1994 Group in response, which was disbanded in 2013.  In 2010, Russell Group members received approximately two-thirds of all university research grant and contract income in the United Kingdom.  The group is widely perceived as representing the best universities in the country.

Louisiana Tech University: Louisiana Tech University, colloquially referred to as Louisiana Tech or La.  Tech, is a coeducational public research university in Ruston, Louisiana, United States.  Louisiana Tech is designated as a Tier One national university by the 2018 U.S. News & World Report college rankings and is the only Tier One national university in the nine-member University of Louisiana System.  It is a space grant college, member of the Southeastern Universities Research Association, member of the Association of Public and Land-Grant Universities, is a "R3: Doctoral University with moderate research activity," according to the Carnegie Foundation Doctoral University. Louisiana Tech conducts research with ongoing projects funded by agencies such as National Aeronautics and Space Administration (NASA), the National Institutes of Health (NIH), the National Science Foundation (NSF), the Department of Defense (DoD), and the Federal Aviation Administration (FAA).  Louisiana Tech is one of less than 50 comprehensive research universities in the nation and the only university in Louisiana to be designated as a National Center of Academic Excellence in Information Assurance Education and Research and a National Center of Academic Excellence in Cyber Defense Education and Research by the National Security Agency (NSA) and the United States Department of Homeland Security (DHS).  Also, the FAA named Louisiana Tech to the National Center of Excellence for Unmanned Aircraft Systems.  The university is known for its engineering and science programs.

Wendy Piatt: Wendy Louisa Piatt (born 17 November 1970) was Director General of The Russell Group of UK universities from January 2007 until February 2017.

List of colleges and universities in New Jersey: s of 2014 , the State of New Jersey recognizes and licenses 66 institutions of higher education (post-secondary) through its Commission on Higher Education.  These institutions include four public research universities, eight state colleges and universities, fourteen private colleges and universities (two of which are classified as research universities), nineteen county colleges, fourteen religious institutions, and eight for-profit proprietary schools.

U15 Group of Canadian Research Universities: The U15 Group of Canadian Research Universities (commonly shortened to U15) (French: "U15 Regroupement des universités de recherche du Canada" ) is an association of 15 Canadian public research universities.  It is headquartered in Ottawa and was established in 1991 to represent its members' interests, primarily to provincial and federal governments, concerning the research enterprise and government programs supporting research and development.

University of California, Berkeley: The University of California, Berkeley (also referred to as UC Berkeley, Berkeley, and Cal ) is a public research university located in Berkeley, California.  Founded in 1868, Berkeley is the oldest of the ten research universities affiliated with the University of California system (although UCSF was founded in 1864 and predates the establishment of the UC system) and is ranked as one of the world's leading research universities and the top public university in the United States.

Association of Public and Land-grant Universities: The Association of Public and Land-grant Universities (APLU) is a research, policy, and advocacy organization of public research universities, land-grant institutions, state university systems, and higher education organizations.  It has member campuses in all of the United States as well as the District of Columbia, four U.S. territories, Canada, and Mexico.

Association of East Asian Research Universities: The Association of East Asian Research Universities, established in 1996 by nine universities of East Asian region, is now the organisation of 17 universities.  The purpose of the organisation is to promote exchange among the member institutions, Open a forum where the major research universities of the East Asia may share research results.

University of Birmingham: The University of Birmingham (informally Birmingham University) is a public research university located in Edgbaston, Birmingham, United Kingdom.  It received its royal charter in 1900 as a successor to Queen's College, Birmingham (founded in 1828 as the Birmingham School of Medicine and Surgery) and Mason Science College (established in 1875 by Sir Josiah Mason), making it the first English civic or 'red brick' university to receive its own royal charter.  It is a founding member of both the Russell Group of British research universities and the international network of research universities, Universitas 21.

Supporting paragraphs: Wendy Piatt Russell Group
Answer: United Kingdom