Students at some high schools in Chicago, Illinois,recently had some famous visitors.Among them were Jimmy Carter,the former American president,and Mikhail Gorbachev,the last president of the Soviet Union.Other speakers includedformer South African president F.W. de Klerkand Shirin Ebadi, the Iranian human rights activist.They were all in Chicago for an event in late April,the 12th World Summit of Nobel Peace Laureates.The students prepared for the visitsby working on a human rights curriculumcalled "Speak Truth to Power."The materials come from the Robert F. Kennedy Centerfor Justice and Human Rights.Manal Saleh got to introduce Mikhail Gorbachev at her school,the Frederick Von Steuben Metropolitan Science Center in Chicago.Manal is one of the top students graduating this year.She will be attending Northwestern University in Illinoison a scholarship for low-income students.Manal had not yet been bornwhen Mr. Gorbachev became a Nobel laureate.He won the Peace Prize in nineteen ninety for helpingto end the Cold War and working for nuclear disarmament.Manal also got to introduce Mr. Gorbachev at the World Summit,where he joined the other laureates.MANAL SALEH: "We hear about them and we see them in documentaries.But to have them in front of us in the fleshmakes it seem so much more real.President Gorbachev, who came from nothing and changed the world,and he's standing in front of me in the flesh.And it makes me appreciate the value of that all the more."Mr. Gorbachev, through a translator,said that he hopes more young people will work againstglobal problems like poverty and unemployment.MIKHAIL GORBACHEV: "Of course, there are thingsthat are happening among the youth that concern us.But young people have to be given a chance to take a stand,to take a position in this world. "At Von Steuben, he talked about his nuclear arms negotiationswith President Ronald Reagan in the late nineteen eighties.He also talked about growing up in a small Russian villageand studying law at Moscow University.And he talked about the need for international cooperation,a theme of the World Summit.Students at Lincoln Park High School in Chicagoheard from Muhammad Yunus.He won the two thousand six Peace Prize for his workwith microcredit for social and economic development.Mr. Yunus said he used his own money to make the first loan,about twenty-seven dollars to women selling basketsin a market in Bangladesh.And that's the VOA Special English Education Report.You can watch a video of high school student Manal Salehand the Nobel laureates in Chicago at 51voa.com.