People United States of America Alex Steffen peoplepill id: alex-steffenAS 13 views today 13 views this weekAmerican writer and futuristAlex SteffenBiographyBibliography (4)ListsAlso ViewedThe worksBooksSources:Openlibrary2006WorldchangingAuthors:Alex Steffen2011Worldchanging, revised & updatedAuthors:Alex Steffen Carissa Bluestone2007Changer le mondeAuthors:Alex SteffenFrom our partnersSponsoredAlex Steffen