Democratic Presidential hopeful, former North Carolina Sen. John Edwards speaks during a campaign appearance at Loras College in Dubuque, Iowa, in this Dec. 15, 2007 file photo. Sure, the presidential candidates have their talking points on taxes, their policies on poverty, their white papers on war. But look beyond their top-tier issues and voters can find an eclectic assortment of ideas that reflect the candidates' particular passions, their attention to the arcane and, in some cases, outsized expectations. (AP Photo/David Lienemann, File)