Greg is co-author of five books & workbooks. He also has written for magazines, newspapers & online publications. His poem, Legacy, is the basis of a poster. He has participated in literary events -- including annual events for librarians, literacy conferences, adult literacy graduations, book readings, book signings (e.g. Cape Town Book Fair), on-stage interviews (e.g. Baltimore Book Festival) & events hosted by magazines (e.g. Business First's 40 under 40 awards). At some events, he has been one of several presenters. In those cases, the others have included authors like Malcolm Gladwell & Elie Wiesel. At times, he has served as Writer in Residence &/or has led a Young Writers Workshop at a school or for a program.