 | David Meerman Scott is an American online marketing strategist, and author of several books on... more » |
 | David Plouffe is an American political strategist best known as the campaign manager for Barack... more » |
 | David J. Sirota is an American liberal political commentator and radio host based in Denver. He... more » |
 | Dick Morris is an American political author and commentator who previously worked as a pollster,... more » |
| Dick Wadhams is a Republican political consultant, known for his role in guiding John Thune to... more » |
 | Donna Brazile is an American author, academic, and political analyst who is Vice Chairwoman of... more » |
