Laura BillingsTerry Roberts and Laura Billings are the director and associate director of the National Paideia Center (NPC), which provides transformative professional development across the United States and abroad. The NPC is widely celebrated as a primary sourc for materials and training on classroom dialogue at all levels and in all subjects. Roberts and Billings have written extensively about the relationship between seminar discussion and critical thinking, most recently in their book Teaching Critical Thinking: Using Seminars for 21st Century Literacy. Read More Read Less