Question: What American statesman and a retired four-star general in the United States Army has attended events at the Southern Center for International Studies? 

full_context: Document 1: Raymond T. Odierno: Raymond Thomas "Ray" Odierno ( ; born 8 September 1954) is a retired United States Army General who served as the 38th Chief of Staff of the Army. Prior to his service as Chief of Staff, Odierno commanded United States Joint Forces Command from October 2010 until its disestablishment in August 2011. He served as Commanding General, United States Forces – Iraq and its predecessor, Multi-National Force – Iraq, from September 2008 through September 2010. Before then, he served as Commanding General, III Corps, from May 2006 to May 2008. Odierno is the twelfth American military officer to command at the Division, Corps, and Army level during the same conflict and only the second with this distinction since the Vietnam War. Before commanding III Corps, he served as Assistant to the Chairman of the Joint Chiefs of Staff in Washington, where he was the primary military adviser to Secretary of State Condoleezza Rice from 3 November 2004 to 1 May 2006.
Document 2: Center for Internet Security: The Center for Internet Security (CIS) is a 501(c)(3) not-for-profit organization founded in October, 2000, whose mission is to "enhance the cyber security readiness and response of public and private sector entities, with a commitment to excellence through collaboration." The company is located in East Greenbush, New York and is led by its President and CEO, William F. Pelgrin. It is composed of roughly 180 members from 17 different countries. CIS strives to improve global internet security by creating and fostering a trustable and secure environment to bridge the public and private sectors. In addition, at the national and international level, CIS plays an important role in forming security policies and decisions. CIS has four divisions: the Central Intelligence Center, the Multi-State Information Sharing and Analysis Center (MS-ISAC), Security Benchmarks, and the Trusted Purchasing Alliance. Through these four divisions, the Center for Internet Security works with a wide range of entities, including those in academia, the government, and both the private sector and general public to increase their online security by providing them with products and services that improve security efficiency and effectiveness.
Document 3: Berlin Civil Society Center: The International Civil Society Centre is a global platform for international civil society organisations (ICSOs) to learn from each other, exchange information and initiate collective action. The Centre was founded in 2007 under the name of Berlin Civil Society Center as a not-for-profit company (GmbH) by Peter Eigen, former Chair of the Extractive Industries Transparency Initiative (EITI) and founder of Transparency International, and the current Executive Director Burkhard Gnärig, former CEO of Save the Children International, Greenpeace Germany and terre des hommes Germany. Since then, the Centre has grown from a small start up into a globally renowned meeting platform for ICSOs. To better reflect the work of the Centre and its international focus, on 1 July 2013 the Centre changed its name to International Civil Society Centre. The Centre is owned by 15 ICSOs: ADRA International, Amnesty International, CARE International, CBM International, ChildFund Alliance, HelpAge International, Islamic Relief Worldwide, Oxfam International, Plan International, Sightsavers International, SOS Children's Villages, Transparency International, VSO International, World Vision International and WWF International.
Document 4: Mark Krikorian: Mark Krikorian has been the executive director of the Center for Immigration Studies, a think-tank in Washington, D. C., since 1995. The Center describes itself as an "independent, non-partisan research organization" in Washington, D. C., that examines and critiques the impact of immigration on the United States. Animated by a "pro-immigrant, low-immigration vision which seeks fewer immigrants, but a warmer welcome for those admitted", the Center was established in 1985 to provide immigration research. Krikorian is a regular contributor to the conservative publication "National Review", and is a regular participant at "National Review Online's" "The Corner."
Document 5: Joseph Dunford: Joseph Francis Dunford Jr. (born December 8, 1955) is a United States Marine Corps General. He is the 19th Chairman of the Joint Chiefs of Staff. He was also the 36th Commandant of the Marine Corps. Dunford is the first Marine Corps officer to serve in four different four-star positions; the others include commander of the International Security Assistance Force and United States Forces-Afghanistan from February 2013 until August 2014, and as the 32nd Assistant Commandant of the Marine Corps from October 23, 2010, to December 15, 2012. He has also commanded several units, including the 5th Marine Regiment during the 2003 invasion of Iraq. As Chairman, Dunford is the highest-ranking military officer in the United States Armed Forces.
Document 6: James L. Jones: James Logan "Jim" Jones Jr. (born December 19, 1943) is a retired United States Marine Corps general and the former United States National Security Advisor.
Document 7: Georgetown Leadership Seminar: The Georgetown Leadership Seminar (GLS) is an annual gathering of selected rising leaders from around the world for a week of intensive discussion on major international issues. The program was established in 1982 by Georgetown University in order to promote dialogue among individuals who would shape the futures of their countries. GLS attracts individuals from government, corporations, law firms, financial institutions, the military, international organizations, NGOs, the media, universities, think tanks, and elsewhere who occupy positions of influence and have the potential to move up to greater leadership roles. The selected participants are then exposed to the major global issues and the Washington foreign policy-making process through direct contact with top level policy makers and experts. The program is derived from Harvard’s “international seminar” conducted by Henry Kissinger in the 1950s and 1960s. The GLS is now administered by the Institute for the Study of Diplomacy at the School of Foreign Service at Georgetown. Original committee members included Zbigniew Brzezinski, Madeleine Albright, Henry Kissinger, and Peter F. Krogh.
Document 8: Southern Center for International Studies: The Southern Center for International Studies (SCIS), founded in 1962, is a non-profit, private organization dedicated to international study. Located in Atlanta, GA, it hosts several annual events, such as the Retired Secretaries of Defense Conference, and regularly hosts events for visiting dignitaries such as Tenzin Gyatso (the current Dalai Lama), Crown Prince Hassan of Jordan, President of Georgia Mikhail Saakashvili, former Secretaries of State Madeleine Albright and Colin Powell, former Secretary of the Treasury Robert Rubin, and former Secretary of Defense Donald Rumsfeld.
Document 9: Colin Powell: Colin Luther Powell ( ; born April 5, 1937) is an American statesman and a retired four-star general in the United States Army. Powell was born in Harlem as the son of Jamaican immigrants. During his military career, Powell also served as National Security Advisor (1987–1989), as Commander of the U.S. Army Forces Command (1989) and as Chairman of the Joint Chiefs of Staff (1989–1993), holding the latter position during the Persian Gulf War. Powell was the first, and so far the only, African American to serve on the Joint Chiefs of Staff. He was the 65th United States Secretary of State, serving under U.S. President George W. Bush from 2001 to 2005, the first African American to serve in that position.
Document 10: Michael Steele: Michael Stephen Steele (born October 19, 1958) is an American politician and MSNBC political analyst as of May 2011. Steele served as the first African-American chairperson of the Republican National Committee from January 2009 until January 2011. From 2003 to 2007, he was the seventh Lieutenant Governor of Maryland, the first African American elected to statewide office in Maryland. During his time as Lieutenant Governor, he chaired the Minority Business Enterprise taskforce, actively promoting an expansion of affirmative action in the corporate world.
Document 11: Zalmay Khalilzad: Zalmay Mamozy Khalilzad (Pashto: زلمی خلیلزاد "Zalmay Khalīlzād"; born March 22, 1951) is a former American diplomat and a counselor at the Center for Strategic and International Studies (CSIS) and president of Gryphon Partners and Khalilzad Associates, an international business consulting firm based in Washington, D.C. He was the United States Ambassador to the United Nations under President George W. Bush. He has been involved with U.S. policy makers at the White House, State Department and Pentagon since the mid-1980s, and was the highest-ranking Muslim American in the Administration of U.S. President George W. Bush. Khalilzad's previous assignments in the Administration include U.S. Ambassador to Afghanistan and U.S. Ambassador to Iraq. In 2017, he was considered for U.S. Secretary of State under the Presidency of Donald Trump.
Document 12: Lloyd Austin: Lloyd James Austin III (born August 8, 1953) is a retired United States Army general. He was the 12th commander of United States Central Command (CENTCOM). Austin was the first African American to head the organization. Prior to his assignment in CENTCOM, Austin served as the 33rd Vice Chief of Staff of the United States Army from January 31, 2012, to March 8, 2013. His assignments prior to CENTCOM were as the last Commanding General of United States Forces - Iraq, Operation New Dawn, which ended on December 18, 2011, and then Vice Chief of Staff of the United States Army. On December 6, 2012, the Pentagon announced that President Barack Obama had nominated Austin to lead the U.S. Central Command. Austin was confirmed by the U.S. Senate on March 5, 2013, and assumed command on March 22, 2013. On April 5, 2016, Austin's retirement ceremony took place at Joint Base Myer–Henderson Hall. He received the Defense Distinguished Service Medal, the Army Distinguished Service Medal, the Defense Superior Service Medal, the Legion of Merit, and others.
Document 13: International Time Capsule Society: The International Time Capsule Society (ITCS), based at Oglethorpe University in Atlanta, Georgia, is an organization established to promote the study of time capsules. Since 1990, it has been documenting all types of time capsule projects worldwide. In October 2016 its website reported that it is no longer active but continues to register time capsules.
Document 14: Zayed Center for Coordination and Follow-Up: Based in Abu Dhabi, the center hosted lectures by notable personalities such as former U.S. Presidents Bill Clinton and Jimmy Carter, former U.S. Vice-President Al Gore, former U.S. Secretary of State James Baker, and former French President Jacques Chirac. The think-tank, however, became embroiled in controversy when it became known that it also disseminated and provided a platform for anti-American, anti-Semitic, and extreme anti-Israel views. As a result of international outcry, Sheikh Zayed shut down the center in August 2003, saying that the think-tank ""had engaged in a discourse that starkly contradicted the principles of interfaith tolerance.""
Document 15: Sam Nunn School of International Affairs: The Sam Nunn School of International Affairs, at the Georgia Institute of Technology located in Atlanta, Georgia is the only professional school of international affairs at a major technological institution. Founded in 1990, the School was renamed the Sam Nunn School of International Affairs in 1996 in honor of former US Senator and Georgia Tech alumnus Sam Nunn.
ground_truth: Colin Powell