Question: Who is  the founder of a conservative nonprofit investigative research organization known for publications in which donations to the Clinton Foundation are investigated?

Context paragraphs:
New England Center for Investigative Reporting: The "New England Center for Investigative Reporting" (NECIR) is a nonprofit investigative newsroom housed at Boston University and the studios of WGBH News in Boston, Massachusetts.  Its mission is to ensure the survival of serious, in-depth journalism in New England and across the nation and to train the next generation of investigative reporters.  Founded in 2009 by veteran investigative journalists Joe Bergantino and Maggie Mulvihill, NECIR’s budget is approximately $870,000 a year.  Half of that is covered by the center’s investigative reporting training programs and the sale of stories.  The rest of its budget is funded by foundations, individual donors and Boston University.

Public Education Center: The Public Education Center (PEC) is a nonpartisan, nonprofit investigative journalism organization based in Washington, DC.  Through its National Security News Service (NSNS) and Natural Resources News Service (NRNS), PEC employs career investigative journalists to develop nationally significant, general-interest news stories that would otherwise be ignored by the mainstream media and places them in targeted commercial media.

Rettet den Regenwald: The organization does not receive any subsidies from the state or local governments and its activities are exclusively financed through donations.  Today around 3.500 sustaining members are supporting the organization's work by annual donations, apart from thousands of sporadic donations every year.  Rainforest Rescue was founded in 1986.  As it was recognized by the Revenue of Hamburg as an organization of public interest, the donations can be deducted from income tax.  In November 2002 the journal “Öko-Test“ investigated its handling of donations and awarded Rainforest Rescue with the grade “very good“.

Wisconsin Center for Investigative Journalism: The Wisconsin Center for Investigative Journalism is a nonprofit investigative news organization housed at the University of Wisconsin-Madison.  The organization's stated mission is to "increase the quality and quantity of investigative reporting in Wisconsin, while training current and future generations of investigative journalists."

Clinton Cash: Clinton Cash: The Untold Story of How and Why Foreign Governments and Businesses Helped Make Bill and Hillary Rich is a 2015 "New York Times" bestselling book by Peter Schweizer in which he investigates donations made to the Clinton Foundation by foreign entities, paid speeches made by Bill and Hillary Clinton, and the state of the Clintons' finances since leaving the White House in 2001.  It was published by Broadside Books, a division of HarperCollins.  Research for the book was conducted by the Government Accountability Institute, a conservative nonprofit investigative research organization founded by Peter Schweizer and Steve Bannon.  It has been adapted into both a film and a graphic novel.

Clinton Foundation: The Clinton Foundation (founded in 1997 as the William J. Clinton Foundation), and from 2013 to 2015, briefly renamed the Bill, Hillary & Chelsea Clinton Foundation) is a non-profit organization under section 501(c)(3) of the U.S. tax code.  It was established by former President of the United States Bill Clinton with the stated mission to "strengthen the capacity of people in the United States and throughout the world to meet the challenges of global interdependence."  Its offices are located in New York City and Little Rock, Arkansas.

Government Accountability Institute: The Government Accountability Institute (GAI) is a conservative nonprofit investigative research organization located in Tallahassee, Florida.  GAI was founded in 2012 by Peter Schweizer and Stephen Bannon with funding from Robert Mercer and family.  Schweizer serves as the group's president.  The group is known for its involvement with the publication of the investigative books "Clinton Cash: The Untold Story of How and Why Foreign Governments and Businesses Helped Make Bill and Hillary Rich" and "Bush Bucks: How Public Service and Corporations Helped Make Jeb Rich".

Center for Public Integrity: The Center for Public Integrity (CPI) is an American nonprofit investigative journalism organization whose stated mission is "to reveal abuses of power, corruption and dereliction of duty by powerful public and private institutions in order to cause them to operate with honesty, integrity, accountability and to put the public interest first."  With over 50 staff members, CPI is one of the largest nonpartisan, nonprofit investigative centers in America.  It won the 2014 Pulitzer Prize for Investigative Reporting.

David Schraven: David Schraven (born 1970 in Bottrop, Germany) is a German journalist.  Since 2010 till 2014 he used to be head of investigations at Funke Mediengruppe, one of the largest European media holdings for regional newspapers including Westdeutsche Allgemeine Zeitung.  From 2007 till Sept 2014 he was treasurer of German association of investigative journalists Netzwerk Recherche.  From June he is Founder and Editor-in-Chief of Correctiv (CORRECT!V in own words) - the first nonprofit investigative newsroom in the German-speaking world.  Schraven is one of Germany's best known investigative journalists.

Derek Richter: Derek Richter (14 January 1907 – 15 December 1995), English neuroscientist, was one of the founding fathers of the science of brain chemistry.  Identifying monoamine oxidase and demonstrating its function in the brain early in his career, he became a prime mover in his field.  In 1968 he was involved in the foundation of the British Brain Research Organization (BRA).  Prior to this he helped to establish the Mental Health Research Fund, later renamed The Mental Health Foundation,(1949).  He also established the Journal of Neurochemistry (1956), of which he was one of the chief editors from 1956 to 1969.  He was involved in the foundation of the International Brain Research Organization (IBRO) (1960), of which he became secretary-general, and the International Society for Neurochemistry (ISN) (1967).  After leading a research unit at Whitchurch Psychiatric Hospital (1947–1960), he became director of the Medical Research Council Neuropsychiatric Research Unit in Carshalton (1960–1971).  Throughout his life he promoted international collaboration in research.

Supporting paragraphs: Government Accountability Institute Clinton Cash
Answer: Peter Schweizer and Stephen Bannon