support of a tax levy for the Springfield City School District. In May 2007, Legend partnered with Tide laundry detergent to raise awareness about the need of families in St. Bernard Parish (Chalmette, Louisiana), one of the areas most devastated by Hurricane Katrina; he spent a day folding laundry at the Tide "clean start" mobile laundromat and visited homes that Tide was helping to rebuild in that community. On July 7, 2007, Legend participated in the Live Earth concert in London, performing "Ordinary People". After reading Professor Jeffrey Sachs' book The End of Poverty, Legend started his Show Me Campaign in 2007. In this campaign, Legend called on his fans to help him in his initiative for residents in Bosaso Village, Somalia and non-profit organizations partnered with the campaign. In early 2008, he began touring with Alexus Ruffin and Professor Jeff Sachs of Columbia University's Earth Institute to promote sustainable development as an achievable goal. Legend joined Sachs as a keynote speaker and performer at the inaugural Millennium Campus Conference. Legend then joined the Board of Advisors of the Millennium Campus Network (MCN), and has aided MCN programs through online support and funding fellowships for MCN summer interns through the Show Me Campaign. In 2009, Legend gave AIDS Service Center NYC permission to remix his song "If You're Out There" to create a music video promoting HIV/AIDS awareness and testing. On January 22, 2010, he performed "Sometimes I Feel Like a Motherless Child" on the Hope for Haiti Now telethon show. On September 8, 2010, John Legend joined the national board of Teach For America. Legend also sits on the boards of the Education Equality Project, the Harlem Village Academies, and Stand for Children. He serves on the Harlem Village Academies' National Leadership Board. On September 9, 2010, he performed "Coming Home" on the Colbert Report as a tribute song for the end of combat operations in Iraq, and for the active troops and the veterans of the United States Armed Forces. In 2011, he contributed the track "Love I've Never Known" to the Red Hot Organization's most recent album Red Hot+Rio 2. The album is a follow-up to the 1996 Red Hot+Rio. Proceeds from the album sales were donated to raise awareness and money to fight AIDS/HIV and related health and social issues. On March 6, 2012, John Legend was appointed by the World Economic Forum to the Forum